45556040 has 16 divisors (see below), whose sum is σ = 102501180. Its totient is φ = 18222400.

The previous prime is 45556033. The next prime is 45556051. The reversal of 45556040 is 4065554.

It can be written as a sum of positive squares in 2 ways, for example, as 45508516 + 47524 = 6746^2 + 218^2 .

It is a junction number, because it is equal to n+sod(n) for n = 45555994 and 45556012.

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 3 ways as a sum of consecutive naturals, for example, 569411 + ... + 569490.

Almost surely, 2^45556040 is an apocalyptic number.

45556040 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

45556040 is an abundant number, since it is smaller than the sum of its proper divisors (56945140).

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

45556040 is a wasteful number, since it uses less digits than its factorization.

45556040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1138912 (or 1138908 counting only the distinct ones).

The product of its (nonzero) digits is 12000, while the sum is 29.

The square root of 45556040 is about 6749.5214645188. The cubic root of 45556040 is about 357.1483558772.

The spelling of 45556040 in words is "forty-five million, five hundred fifty-six thousand, forty".