49996404 has 18 divisors (see below), whose sum is σ = 126379890. Its totient is φ = 16665456.

The previous prime is 49996403. The next prime is 49996409. The reversal of 49996404 is 40469994.

It can be written as a sum of positive squares in only one way, i.e., 34786404 + 15210000 = 5898^2 + 3900^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is a self number, because there is not a number n which added to its sum of digits gives 49996404.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (49996403) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 694359 + ... + 694430.

It is an arithmetic number, because the mean of its divisors is an integer number (7021105).

Almost surely, 2^49996404 is an apocalyptic number.

It is an amenable number.

49996404 is an abundant number, since it is smaller than the sum of its proper divisors (76383486).

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

49996404 is a wasteful number, since it uses less digits than its factorization.

49996404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1388799 (or 1388794 counting only the distinct ones).

The product of its (nonzero) digits is 279936, while the sum is 45.

The square root of 49996404 is about 7070.8135316949. The cubic root of 49996404 is about 368.3943178008.

The spelling of 49996404 in words is "forty-nine million, nine hundred ninety-six thousand, four hundred four".