45931605 has 8 divisors (see below), whose sum is σ = 73490592. Its totient is φ = 24496848.

The previous prime is 45931591. The next prime is 45931609. The reversal of 45931605 is 50613954.

It is a happy number.

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

It is not a de Polignac number, because 45931605 - 2⁵ = 45931573 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45931609) 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, 1531039 + ... + 1531068.

It is an arithmetic number, because the mean of its divisors is an integer number (9186324).

Almost surely, 2^45931605 is an apocalyptic number.

It is an amenable number.

45931605 is a deficient number, since it is larger than the sum of its proper divisors (27558987).

45931605 is a wasteful number, since it uses less digits than its factorization.

45931605 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3062115.

The product of its (nonzero) digits is 16200, while the sum is 33.

The square root of 45931605 is about 6777.2859612090. The cubic root of 45931605 is about 358.1271174520.

The spelling of 45931605 in words is "forty-five million, nine hundred thirty-one thousand, six hundred five".