45038836 has 6 divisors (see below), whose sum is σ = 78817970. Its totient is φ = 22519416.

The previous prime is 45038821. The next prime is 45038837. The reversal of 45038836 is 63883054.

It can be written as a sum of positive squares in only one way, i.e., 32035600 + 13003236 = 5660^2 + 3606^2 .

It is a junction number, because it is equal to n+sod(n) for n = 45038795 and 45038804.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45038837) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5629851 + ... + 5629858.

Almost surely, 2^45038836 is an apocalyptic number.

It is an amenable number.

45038836 is a deficient number, since it is larger than the sum of its proper divisors (33779134).

45038836 is a wasteful number, since it uses less digits than its factorization.

45038836 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11259713 (or 11259711 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 37.

The square root of 45038836 is about 6711.0979727612. The cubic root of 45038836 is about 355.7916236263.

The spelling of 45038836 in words is "forty-five million, thirty-eight thousand, eight hundred thirty-six".