49879536 has 80 divisors (see below), whose sum is σ = 152371200. Its totient is φ = 13757184.

The previous prime is 49879523. The next prime is 49879567. The reversal of 49879536 is 63597894.

It is a super-2 number, since 2×49879536² = 4975936223150592, which contains 22 as substring.

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, 7185 + ... + 12303.

It is an arithmetic number, because the mean of its divisors is an integer number (1904640).

Almost surely, 2^49879536 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 49879536, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (76185600).

49879536 is an abundant number, since it is smaller than the sum of its proper divisors (102491664).

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

49879536 is a wasteful number, since it uses less digits than its factorization.

49879536 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5166 (or 5160 counting only the distinct ones).

The product of its digits is 1632960, while the sum is 51.

The square root of 49879536 is about 7062.5445839301. The cubic root of 49879536 is about 368.1070498270.

The spelling of 49879536 in words is "forty-nine million, eight hundred seventy-nine thousand, five hundred thirty-six".