49531392 has 80 divisors (see below), whose sum is σ = 146657280. Its totient is φ = 16505856.

The previous prime is 49531381. The next prime is 49531393. The reversal of 49531392 is 29313594.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (49531393) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12033 + ... + 15615.

It is an arithmetic number, because the mean of its divisors is an integer number (1833216).

Almost surely, 2^49531392 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 49531392, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (73328640).

49531392 is an abundant number, since it is smaller than the sum of its proper divisors (97125888).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

49531392 is an equidigital number, since it uses as much as digits as its factorization.

49531392 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3610 (or 3588 counting only the distinct ones).

The product of its digits is 29160, while the sum is 36.

The square root of 49531392 is about 7037.8542184390. The cubic root of 49531392 is about 367.2486244294.

It can be divided in two parts, 49 and 531392, that added together give a 12-th power (531441 = 3¹²).

The spelling of 49531392 in words is "forty-nine million, five hundred thirty-one thousand, three hundred ninety-two".