49055904 has 72 divisors (see below), whose sum is σ = 141916320. Its totient is φ = 16069248.

The previous prime is 49055873. The next prime is 49055933. The reversal of 49055904 is 40955094.

It is a tau number, because it is divible by the number of its divisors (72).

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

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 15549 + ... + 18435.

It is an arithmetic number, because the mean of its divisors is an integer number (1971060).

Almost surely, 2^49055904 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 49055904, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (70958160).

49055904 is an abundant number, since it is smaller than the sum of its proper divisors (92860416).

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

49055904 is a wasteful number, since it uses less digits than its factorization.

49055904 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2962 (or 2951 counting only the distinct ones).

The product of its (nonzero) digits is 32400, while the sum is 36.

The square root of 49055904 is about 7003.9920045643. The cubic root of 49055904 is about 366.0696812594.

The spelling of 49055904 in words is "forty-nine million, fifty-five thousand, nine hundred four".