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7342029 = 33271927
BaseRepresentation
bin11100000000011111001101
3111211000101000
4130000133031
53334421104
6421210513
7116256222
oct34003715
914730330
107342029
1141651a2
122560a39
1316a0ac6
14d91949
159a0639
hex7007cd

7342029 has 8 divisors (see below), whose sum is σ = 10877120. Its totient is φ = 4894668.

The previous prime is 7342007. The next prime is 7342031. The reversal of 7342029 is 9202437.

It is not a de Polignac number, because 7342029 - 29 = 7341517 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27), and also a Moran number because the ratio is a prime number: 271927 = 7342029 / (7 + 3 + 4 + 2 + 0 + 2 + 9).

It is a Duffinian number.

7342029 is a lucky number.

It is a junction number, because it is equal to n+sod(n) for n = 7341993 and 7342011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7342099) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 135937 + ... + 135990.

It is an arithmetic number, because the mean of its divisors is an integer number (1359640).

Almost surely, 27342029 is an apocalyptic number.

It is an amenable number.

7342029 is a deficient number, since it is larger than the sum of its proper divisors (3535091).

7342029 is a wasteful number, since it uses less digits than its factorization.

7342029 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 271936 (or 271930 counting only the distinct ones).

The product of its (nonzero) digits is 3024, while the sum is 27.

The square root of 7342029 is about 2709.6178697374. The cubic root of 7342029 is about 194.3593174280.

The spelling of 7342029 in words is "seven million, three hundred forty-two thousand, twenty-nine".

Divisors: 1 3 9 27 271927 815781 2447343 7342029