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7342969 = 19973677
BaseRepresentation
bin11100000000101101111001
3111211001122211
4130000231321
53334433334
6421215121
7116262034
oct34005571
914731584
107342969
114165977
1225614a1
1316a136a
14d9201b
159a0a64
hex700b79

7342969 has 4 divisors (see below), whose sum is σ = 7348644. Its totient is φ = 7337296.

The previous prime is 7342967. The next prime is 7343009. The reversal of 7342969 is 9692437.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in 2 ways, for example, as 2560000 + 4782969 = 1600^2 + 2187^2 .

It is a cyclic number.

It is not a de Polignac number, because 7342969 - 21 = 7342967 is a prime.

It is a super-2 number, since 2×73429692 = 107838387469922, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (7342967) 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 3 ways as a sum of consecutive naturals, for example, 159 + ... + 3835.

It is an arithmetic number, because the mean of its divisors is an integer number (1837161).

Almost surely, 27342969 is an apocalyptic number.

It is an amenable number.

7342969 is a deficient number, since it is larger than the sum of its proper divisors (5675).

7342969 is a wasteful number, since it uses less digits than its factorization.

7342969 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5674.

The product of its digits is 81648, while the sum is 40.

The square root of 7342969 is about 2709.7913203787. The cubic root of 7342969 is about 194.3676116821.

The spelling of 7342969 in words is "seven million, three hundred forty-two thousand, nine hundred sixty-nine".

Divisors: 1 1997 3677 7342969