49942488 has 64 divisors (see below), whose sum is σ = 135705600. Its totient is φ = 15258240.

The previous prime is 49942441. The next prime is 49942493. The reversal of 49942488 is 88424994.

It is a Cunningham number, because it is equal to 7067²-1.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12370 + ... + 15902.

It is an arithmetic number, because the mean of its divisors is an integer number (2120400).

Almost surely, 2^49942488 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 49942488, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (67852800).

49942488 is an abundant number, since it is smaller than the sum of its proper divisors (85763112).

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

49942488 is a wasteful number, since it uses less digits than its factorization.

49942488 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3592 (or 3588 counting only the distinct ones).

The product of its digits is 663552, while the sum is 48.

The square root of 49942488 is about 7066.9999292486. Note that the first 4 decimals coincide. The cubic root of 49942488 is about 368.2618449923.

The spelling of 49942488 in words is "forty-nine million, nine hundred forty-two thousand, four hundred eighty-eight".