49040856 has 64 divisors (see below), whose sum is σ = 140940000. Its totient is φ = 15781248.

The previous prime is 49040839. The next prime is 49040861. The reversal of 49040856 is 65804094.

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

It is a self number, because there is not a number n which added to its sum of digits gives 49040856.

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, 2350 + ... + 10178.

Almost surely, 2^49040856 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 49040856, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (70470000).

49040856 is an abundant number, since it is smaller than the sum of its proper divisors (91899144).

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

49040856 is a wasteful number, since it uses less digits than its factorization.

49040856 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7873 (or 7863 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 36.

The square root of 49040856 is about 7002.9176776541. The cubic root of 49040856 is about 366.0322465541.

The spelling of 49040856 in words is "forty-nine million, forty thousand, eight hundred fifty-six".