45863988 has 48 divisors (see below), whose sum is σ = 109166400. Its totient is φ = 14984704.

The previous prime is 45863981. The next prime is 45863989. The reversal of 45863988 is 88936854.

It is a self number, because there is not a number n which added to its sum of digits gives 45863988.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45863981) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 201931 + ... + 202157.

It is an arithmetic number, because the mean of its divisors is an integer number (2274300).

Almost surely, 2^45863988 is an apocalyptic number.

It is an amenable number.

45863988 is an abundant number, since it is smaller than the sum of its proper divisors (63302412).

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

45863988 is a wasteful number, since it uses less digits than its factorization.

45863988 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 496 (or 494 counting only the distinct ones).

The product of its digits is 1658880, while the sum is 51.

The square root of 45863988 is about 6772.2956226083. The cubic root of 45863988 is about 357.9512953519.

It can be divided in two parts, 458 and 63988, that added together give a palindrome (64446).

The spelling of 45863988 in words is "forty-five million, eight hundred sixty-three thousand, nine hundred eighty-eight".