45604044 has 18 divisors (see below), whose sum is σ = 115276980. Its totient is φ = 15201336.

The previous prime is 45604043. The next prime is 45604051. The reversal of 45604044 is 44040654.

It is a tau number, because it is divible by the number of its divisors (18).

It is a junction number, because it is equal to n+sod(n) for n = 45603999 and 45604017.

It is not an unprimeable number, because it can be changed into a prime (45604043) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 633354 + ... + 633425.

Almost surely, 2^45604044 is an apocalyptic number.

It is an amenable number.

45604044 is an abundant number, since it is smaller than the sum of its proper divisors (69672936).

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

45604044 is a wasteful number, since it uses less digits than its factorization.

45604044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1266789 (or 1266784 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 27.

The square root of 45604044 is about 6753.0766321729. The cubic root of 45604044 is about 357.2737584310.

Adding to 45604044 its reverse (44040654), we get a palindrome (89644698).

The spelling of 45604044 in words is "forty-five million, six hundred four thousand, forty-four".