45938790 has 48 divisors (see below), whose sum is σ = 119806128. Its totient is φ = 12212928.

The previous prime is 45938731. The next prime is 45938801. The reversal of 45938790 is 9783954.

It is a super-2 number, since 2×45938790² = 4220744853328200, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 41484 + ... + 42576.

It is an arithmetic number, because the mean of its divisors is an integer number (2495961).

Almost surely, 2^45938790 is an apocalyptic number.

45938790 is an abundant number, since it is smaller than the sum of its proper divisors (73867338).

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

45938790 is a wasteful number, since it uses less digits than its factorization.

45938790 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1573 (or 1570 counting only the distinct ones).

The product of its (nonzero) digits is 272160, while the sum is 45.

The square root of 45938790 is about 6777.8160199285. The cubic root of 45938790 is about 358.1457902096.

The spelling of 45938790 in words is "forty-five million, nine hundred thirty-eight thousand, seven hundred ninety".