45665425 has 24 divisors (see below), whose sum is σ = 61871040. Its totient is φ = 33230400.

The previous prime is 45665423. The next prime is 45665453. The reversal of 45665425 is 52456654.

It is not a de Polignac number, because 45665425 - 2¹ = 45665423 is a prime.

It is not an unprimeable number, because it can be changed into a prime (45665423) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 22086 + ... + 24064.

It is an arithmetic number, because the mean of its divisors is an integer number (2577960).

Almost surely, 2^45665425 is an apocalyptic number.

It is an amenable number.

45665425 is a deficient number, since it is larger than the sum of its proper divisors (16205615).

45665425 is a wasteful number, since it uses less digits than its factorization.

45665425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2073 (or 2068 counting only the distinct ones).

The product of its digits is 144000, while the sum is 37.

The square root of 45665425 is about 6757.6197732634. The cubic root of 45665425 is about 357.4339780602.

The spelling of 45665425 in words is "forty-five million, six hundred sixty-five thousand, four hundred twenty-five".