45289737 has 24 divisors (see below), whose sum is σ = 68572608. Its totient is φ = 28749600.

The previous prime is 45289723. The next prime is 45289753. The reversal of 45289737 is 73798254.

45289737 is a `hidden beast` number, since 4 + 528 + 97 + 37 = 666.

It is not a de Polignac number, because 45289737 - 2¹¹ = 45287689 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 45289692 and 45289701.

It is not an unprimeable number, because it can be changed into a prime (45289637) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 68187 + ... + 68847.

It is an arithmetic number, because the mean of its divisors is an integer number (2857192).

Almost surely, 2^45289737 is an apocalyptic number.

It is an amenable number.

45289737 is a deficient number, since it is larger than the sum of its proper divisors (23282871).

45289737 is a wasteful number, since it uses less digits than its factorization.

45289737 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1021 (or 1018 counting only the distinct ones).

The product of its digits is 423360, while the sum is 45.

The square root of 45289737 is about 6729.7650033266. The cubic root of 45289737 is about 356.4510783583.

The spelling of 45289737 in words is "forty-five million, two hundred eighty-nine thousand, seven hundred thirty-seven".