45904497 has 8 divisors (see below), whose sum is σ = 61260000. Its totient is φ = 30576000.

The previous prime is 45904493. The next prime is 45904499. The reversal of 45904497 is 79440954.

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

It is not a de Polignac number, because 45904497 - 2² = 45904493 is a prime.

It is not an unprimeable number, because it can be changed into a prime (45904493) 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, 2379 + ... + 9872.

It is an arithmetic number, because the mean of its divisors is an integer number (7657500).

Almost surely, 2^45904497 is an apocalyptic number.

It is an amenable number.

45904497 is a deficient number, since it is larger than the sum of its proper divisors (15355503).

45904497 is a wasteful number, since it uses less digits than its factorization.

45904497 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13503.

The product of its (nonzero) digits is 181440, while the sum is 42.

The square root of 45904497 is about 6775.2857504315. The cubic root of 45904497 is about 358.0566502114.

The spelling of 45904497 in words is "forty-five million, nine hundred four thousand, four hundred ninety-seven".