45428938 has 16 divisors (see below), whose sum is σ = 69932160. Its totient is φ = 22125376.

The previous prime is 45428923. The next prime is 45428951. The reversal of 45428938 is 83982454.

It is a junction number, because it is equal to n+sod(n) for n = 45428894 and 45428903.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11631 + ... + 15037.

It is an arithmetic number, because the mean of its divisors is an integer number (4370760).

Almost surely, 2^45428938 is an apocalyptic number.

45428938 is a deficient number, since it is larger than the sum of its proper divisors (24503222).

45428938 is a wasteful number, since it uses less digits than its factorization.

45428938 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3581.

The product of its digits is 276480, while the sum is 43.

The square root of 45428938 is about 6740.0992574294. The cubic root of 45428938 is about 356.8158968314.

It can be divided in two parts, 454 and 28938, that added together give a palindrome (29392).

The spelling of 45428938 in words is "forty-five million, four hundred twenty-eight thousand, nine hundred thirty-eight".