45193936 has 10 divisors (see below), whose sum is σ = 87563282. Its totient is φ = 22596960.

The previous prime is 45193927. The next prime is 45193937. The reversal of 45193936 is 63939154.

It can be written as a sum of positive squares in only one way, i.e., 44622400 + 571536 = 6680^2 + 756^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45193937) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1412295 + ... + 1412326.

Almost surely, 2^45193936 is an apocalyptic number.

It is an amenable number.

45193936 is a deficient number, since it is larger than the sum of its proper divisors (42369346).

45193936 is a wasteful number, since it uses less digits than its factorization.

45193936 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2824629 (or 2824623 counting only the distinct ones).

The product of its digits is 87480, while the sum is 40.

The square root of 45193936 is about 6722.6435276608. The cubic root of 45193936 is about 356.1995682792.

The spelling of 45193936 in words is "forty-five million, one hundred ninety-three thousand, nine hundred thirty-six".