45809352 has 24 divisors (see below), whose sum is σ = 124067190. Its totient is φ = 15269760.

The previous prime is 45809347. The next prime is 45809363. The reversal of 45809352 is 25390854.

It can be written as a sum of positive squares in only one way, i.e., 41912676 + 3896676 = 6474^2 + 1974^2 .

It is a tau number, because it is divible by the number of its divisors (24).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 318049 + ... + 318192.

Almost surely, 2^45809352 is an apocalyptic number.

It is an amenable number.

45809352 is an abundant number, since it is smaller than the sum of its proper divisors (78257838).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

45809352 is a wasteful number, since it uses less digits than its factorization.

45809352 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 636253 (or 636246 counting only the distinct ones).

The product of its (nonzero) digits is 43200, while the sum is 36.

The square root of 45809352 is about 6768.2606332794. The cubic root of 45809352 is about 357.8091010159.

The spelling of 45809352 in words is "forty-five million, eight hundred nine thousand, three hundred fifty-two".