49564531 has 8 divisors (see below), whose sum is σ = 51004800. Its totient is φ = 48135360.

The previous prime is 49564511. The next prime is 49564549. The reversal of 49564531 is 13546594.

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 49564531 - 2⁹ = 49564019 is a prime.

It is a super-2 number, since 2×49564531² = 4913285466499922, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (49564511) 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, 6750 + ... + 12028.

It is an arithmetic number, because the mean of its divisors is an integer number (6375600).

Almost surely, 2^49564531 is an apocalyptic number.

49564531 is a gapful number since it is divisible by the number (41) formed by its first and last digit.

49564531 is a deficient number, since it is larger than the sum of its proper divisors (1440269).

49564531 is a wasteful number, since it uses less digits than its factorization.

49564531 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5549.

The product of its digits is 64800, while the sum is 37.

The square root of 49564531 is about 7040.2081645360. The cubic root of 49564531 is about 367.3305087894.

The spelling of 49564531 in words is "forty-nine million, five hundred sixty-four thousand, five hundred thirty-one".