45237273 has 16 divisors (see below), whose sum is σ = 62453760. Its totient is φ = 29102976.

The previous prime is 45237259. The next prime is 45237281. The reversal of 45237273 is 37273254.

It is not a de Polignac number, because 45237273 - 2⁶ = 45237209 is a prime.

It is not an unprimeable number, because it can be changed into a prime (45237223) 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, 12493 + ... + 15701.

It is an arithmetic number, because the mean of its divisors is an integer number (3903360).

Almost surely, 2^45237273 is an apocalyptic number.

It is an amenable number.

45237273 is a deficient number, since it is larger than the sum of its proper divisors (17216487).

45237273 is a wasteful number, since it uses less digits than its factorization.

45237273 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3376.

The product of its digits is 35280, while the sum is 33.

The square root of 45237273 is about 6725.8659665503. The cubic root of 45237273 is about 356.3133865666.

The spelling of 45237273 in words is "forty-five million, two hundred thirty-seven thousand, two hundred seventy-three".