45757273 has 16 divisors (see below), whose sum is σ = 49248000. Its totient is φ = 42431872.

The previous prime is 45757223. The next prime is 45757277. The reversal of 45757273 is 37275754.

It is a happy number.

It is a de Polignac number, because none of the positive numbers 2^k-45757273 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (45757277) 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, 80133 + ... + 80701.

It is an arithmetic number, because the mean of its divisors is an integer number (3078000).

Almost surely, 2^45757273 is an apocalyptic number.

It is an amenable number.

45757273 is a deficient number, since it is larger than the sum of its proper divisors (3490727).

45757273 is a wasteful number, since it uses less digits than its factorization.

45757273 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 704.

The product of its digits is 205800, while the sum is 40.

The square root of 45757273 is about 6764.4122434991. The cubic root of 45757273 is about 357.6734561792.

The spelling of 45757273 in words is "forty-five million, seven hundred fifty-seven thousand, two hundred seventy-three".