45504537 has 16 divisors (see below), whose sum is σ = 65526720. Its totient is φ = 27922752.

The previous prime is 45504533. The next prime is 45504551. The reversal of 45504537 is 73540554.

It is not a de Polignac number, because 45504537 - 2² = 45504533 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 45504498 and 45504507.

It is not an unprimeable number, because it can be changed into a prime (45504533) 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, 14014 + ... + 16952.

It is an arithmetic number, because the mean of its divisors is an integer number (4095420).

Almost surely, 2^45504537 is an apocalyptic number.

It is an amenable number.

45504537 is a deficient number, since it is larger than the sum of its proper divisors (20022183).

45504537 is a wasteful number, since it uses less digits than its factorization.

45504537 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3352.

The product of its (nonzero) digits is 42000, while the sum is 33.

The square root of 45504537 is about 6745.7050780478. The cubic root of 45504537 is about 357.0137147632.

The spelling of 45504537 in words is "forty-five million, five hundred four thousand, five hundred thirty-seven".