49992648 has 64 divisors (see below), whose sum is σ = 139320000. Its totient is φ = 14856192.

The previous prime is 49992583. The next prime is 49992689. The reversal of 49992648 is 84629994.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (51).

It is a self number, because there is not a number n which added to its sum of digits gives 49992648.

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, 4528 + ... + 10976.

It is an arithmetic number, because the mean of its divisors is an integer number (2176875).

Almost surely, 2^49992648 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 49992648, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (69660000).

49992648 is an abundant number, since it is smaller than the sum of its proper divisors (89327352).

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

49992648 is a wasteful number, since it uses less digits than its factorization.

49992648 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6494 (or 6490 counting only the distinct ones).

The product of its digits is 1119744, while the sum is 51.

The square root of 49992648 is about 7070.5479278483. The cubic root of 49992648 is about 368.3850923126.

The spelling of 49992648 in words is "forty-nine million, nine hundred ninety-two thousand, six hundred forty-eight".