45877240 has 16 divisors (see below), whose sum is σ = 103223880. Its totient is φ = 18350880.

The previous prime is 45877231. The next prime is 45877243. The reversal of 45877240 is 4277854.

It is a self number, because there is not a number n which added to its sum of digits gives 45877240.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45877243) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 573426 + ... + 573505.

Almost surely, 2^45877240 is an apocalyptic number.

45877240 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

45877240 is an abundant number, since it is smaller than the sum of its proper divisors (57346640).

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

45877240 is a wasteful number, since it uses less digits than its factorization.

45877240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1146942 (or 1146938 counting only the distinct ones).

The product of its (nonzero) digits is 62720, while the sum is 37.

The square root of 45877240 is about 6773.2739498709. The cubic root of 45877240 is about 357.9857676686.

The spelling of 45877240 in words is "forty-five million, eight hundred seventy-seven thousand, two hundred forty".