45943730 has 32 divisors (see below), whose sum is σ = 94798080. Its totient is φ = 15704640.

The previous prime is 45943717. The next prime is 45943747. The reversal of 45943730 is 3734954.

It is a super-2 number, since 2×45943730² = 4221652652625800, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (35).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 28691 + ... + 30249.

It is an arithmetic number, because the mean of its divisors is an integer number (2962440).

Almost surely, 2^45943730 is an apocalyptic number.

45943730 is an abundant number, since it is smaller than the sum of its proper divisors (48854350).

45943730 is a wasteful number, since it uses less digits than its factorization.

45943730 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1994.

The product of its (nonzero) digits is 45360, while the sum is 35.

The square root of 45943730 is about 6778.1804343054. The cubic root of 45943730 is about 358.1586274131.

The spelling of 45943730 in words is "forty-five million, nine hundred forty-three thousand, seven hundred thirty".