49090904 has 8 divisors (see below), whose sum is σ = 92045460. Its totient is φ = 24545448.

The previous prime is 49090871. The next prime is 49090919. The reversal of 49090904 is 40909094.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3068174 + ... + 3068189.

Almost surely, 2^49090904 is an apocalyptic number.

It is an amenable number.

49090904 is a deficient number, since it is larger than the sum of its proper divisors (42954556).

49090904 is a wasteful number, since it uses less digits than its factorization.

49090904 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6136369 (or 6136365 counting only the distinct ones).

The product of its (nonzero) digits is 11664, while the sum is 35.

The square root of 49090904 is about 7006.4901341542. The cubic root of 49090904 is about 366.1567206838.

Adding to 49090904 its reverse (40909094), we get a palindrome (89999998).

It can be divided in two parts, 4909090 and 4, that added together give a palindrome (4909094).

The spelling of 49090904 in words is "forty-nine million, ninety thousand, nine hundred four".