45904823 has 2 divisors, whose sum is σ = 45904824. Its totient is φ = 45904822.

The previous prime is 45904813. The next prime is 45904841. The reversal of 45904823 is 32840954.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 45904823 - 2¹² = 45900727 is a prime.

It is a super-2 number, since 2×45904823² = 4214505549322658, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (45904813) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22952411 + 22952412.

It is an arithmetic number, because the mean of its divisors is an integer number (22952412).

Almost surely, 2^45904823 is an apocalyptic number.

45904823 is a deficient number, since it is larger than the sum of its proper divisors (1).

45904823 is an equidigital number, since it uses as much as digits as its factorization.

45904823 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 34560, while the sum is 35.

The square root of 45904823 is about 6775.3098084147. The cubic root of 45904823 is about 358.0574978131.

The spelling of 45904823 in words is "forty-five million, nine hundred four thousand, eight hundred twenty-three".