49144992 has 96 divisors (see below), whose sum is σ = 141740928. Its totient is φ = 14816256.

The previous prime is 49144973. The next prime is 49145009. The reversal of 49144992 is 29944194.

49144992 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (96).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 65773 + ... + 66515.

It is an arithmetic number, because the mean of its divisors is an integer number (1476468).

Almost surely, 2^49144992 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 49144992, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (70870464).

49144992 is an abundant number, since it is smaller than the sum of its proper divisors (92595936).

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

49144992 is a wasteful number, since it uses less digits than its factorization.

49144992 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 822 (or 814 counting only the distinct ones).

The product of its digits is 93312, while the sum is 42.

The square root of 49144992 is about 7010.3489214161. The cubic root of 49144992 is about 366.2911475938.

The spelling of 49144992 in words is "forty-nine million, one hundred forty-four thousand, nine hundred ninety-two".