48369531 has 16 divisors (see below), whose sum is σ = 74746368. Its totient is φ = 27249600.

The previous prime is 48369509. The next prime is 48369547. The reversal of 48369531 is 13596384.

It is not a de Polignac number, because 48369531 - 2¹⁸ = 48107387 is a prime.

It is a super-2 number, since 2×48369531² = 4679223058319922, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 48369531.

It is not an unprimeable number, because it can be changed into a prime (48369551) 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, 14730 + ... + 17711.

It is an arithmetic number, because the mean of its divisors is an integer number (4671648).

Almost surely, 2^48369531 is an apocalyptic number.

48369531 is a deficient number, since it is larger than the sum of its proper divisors (26376837).

48369531 is a wasteful number, since it uses less digits than its factorization.

48369531 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32522.

The product of its digits is 77760, while the sum is 39.

The square root of 48369531 is about 6954.8207022180. The cubic root of 48369531 is about 364.3543499169.

The spelling of 48369531 in words is "forty-eight million, three hundred sixty-nine thousand, five hundred thirty-one".