45812537 has 8 divisors (see below), whose sum is σ = 47099520. Its totient is φ = 44543520.

The previous prime is 45812519. The next prime is 45812551. The reversal of 45812537 is 73521854.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 45812537 - 2¹⁶ = 45747001 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 45812497 and 45812506.

It is not an unprimeable number, because it can be changed into a prime (45811537) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 764 + ... + 9602.

It is an arithmetic number, because the mean of its divisors is an integer number (5887440).

Almost surely, 2^45812537 is an apocalyptic number.

It is an amenable number.

45812537 is a deficient number, since it is larger than the sum of its proper divisors (1286983).

45812537 is an equidigital number, since it uses as much as digits as its factorization.

45812537 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8983.

The product of its digits is 33600, while the sum is 35.

The square root of 45812537 is about 6768.4959185923. The cubic root of 45812537 is about 357.8173933225.

The spelling of 45812537 in words is "forty-five million, eight hundred twelve thousand, five hundred thirty-seven".