45737994 has 16 divisors (see below), whose sum is σ = 93948768. Its totient is φ = 14833872.

The previous prime is 45737971. The next prime is 45737999. The reversal of 45737994 is 49973754.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (45737999) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 102792 + ... + 103235.

It is an arithmetic number, because the mean of its divisors is an integer number (5871798).

Almost surely, 2^45737994 is an apocalyptic number.

45737994 is an abundant number, since it is smaller than the sum of its proper divisors (48210774).

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

45737994 is a wasteful number, since it uses less digits than its factorization.

45737994 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 206069.

The product of its digits is 952560, while the sum is 48.

The square root of 45737994 is about 6762.9870619424. The cubic root of 45737994 is about 357.6232160405.

The spelling of 45737994 in words is "forty-five million, seven hundred thirty-seven thousand, nine hundred ninety-four".