45646925 has 12 divisors (see below), whose sum is σ = 56749716. Its totient is φ = 36422400.

The previous prime is 45646919. The next prime is 45646961. The reversal of 45646925 is 52964654.

It is a happy number.

It can be written as a sum of positive squares in 6 ways, for example, as 25270729 + 20376196 = 5027^2 + 4514^2 .

It is not a de Polignac number, because 45646925 - 2⁸ = 45646669 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 8357 + ... + 12693.

It is an arithmetic number, because the mean of its divisors is an integer number (4729143).

Almost surely, 2^45646925 is an apocalyptic number.

It is an amenable number.

45646925 is a deficient number, since it is larger than the sum of its proper divisors (11102791).

45646925 is a wasteful number, since it uses less digits than its factorization.

45646925 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4768 (or 4763 counting only the distinct ones).

The product of its digits is 259200, while the sum is 41.

The square root of 45646925 is about 6756.2508094357. The cubic root of 45646925 is about 357.3857035962.

The spelling of 45646925 in words is "forty-five million, six hundred forty-six thousand, nine hundred twenty-five".