45856537 has 4 divisors (see below), whose sum is σ = 46832256. Its totient is φ = 44880820.

The previous prime is 45856529. The next prime is 45856553. The reversal of 45856537 is 73565854.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 45856537 - 2³ = 45856529 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 45856493 and 45856502.

It is not an unprimeable number, because it can be changed into a prime (45856507) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 487789 + ... + 487882.

It is an arithmetic number, because the mean of its divisors is an integer number (11708064).

Almost surely, 2^45856537 is an apocalyptic number.

45856537 is a gapful number since it is divisible by the number (47) formed by its first and last digit.

It is an amenable number.

45856537 is a deficient number, since it is larger than the sum of its proper divisors (975719).

45856537 is an equidigital number, since it uses as much as digits as its factorization.

45856537 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 975718.

The product of its digits is 504000, while the sum is 43.

The square root of 45856537 is about 6771.7454913781. The cubic root of 45856537 is about 357.9319102114.

The spelling of 45856537 in words is "forty-five million, eight hundred fifty-six thousand, five hundred thirty-seven".