45744136 has 48 divisors (see below), whose sum is σ = 92391300. Its totient is φ = 21192192.

The previous prime is 45744121. The next prime is 45744137. The reversal of 45744136 is 63144754.

It can be written as a sum of positive squares in 6 ways, for example, as 36072036 + 9672100 = 6006^2 + 3110^2 .

It is not an unprimeable number, because it can be changed into a prime (45744137) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 626596 + ... + 626668.

Almost surely, 2^45744136 is an apocalyptic number.

It is an amenable number.

45744136 is an abundant number, since it is smaller than the sum of its proper divisors (46647164).

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

45744136 is a wasteful number, since it uses less digits than its factorization.

45744136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 218 (or 141 counting only the distinct ones).

The product of its digits is 40320, while the sum is 34.

The square root of 45744136 is about 6763.4411359899. The cubic root of 45744136 is about 357.6392233267.

The spelling of 45744136 in words is "forty-five million, seven hundred forty-four thousand, one hundred thirty-six".