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3445949 = 131391907
BaseRepresentation
bin1101001001010010111101
320111001221202
431021102331
51340232244
6201505245
741201333
oct15112275
96431852
103445949
111a43aa1
1211a2225
13938630
14659b53
1548104e
hex3494bd

3445949 has 8 divisors (see below), whose sum is σ = 3739680. Its totient is φ = 3156336.

The previous prime is 3445943. The next prime is 3445963. The reversal of 3445949 is 9495443.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 3445949 - 24 = 3445933 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3445943) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 854 + ... + 2760.

It is an arithmetic number, because the mean of its divisors is an integer number (467460).

Almost surely, 23445949 is an apocalyptic number.

It is an amenable number.

3445949 is a deficient number, since it is larger than the sum of its proper divisors (293731).

3445949 is a wasteful number, since it uses less digits than its factorization.

3445949 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2059.

The product of its digits is 77760, while the sum is 38.

The square root of 3445949 is about 1856.3267492551. The cubic root of 3445949 is about 151.0438157718.

The spelling of 3445949 in words is "three million, four hundred forty-five thousand, nine hundred forty-nine".

Divisors: 1 13 139 1807 1907 24791 265073 3445949