49918402 has 16 divisors (see below), whose sum is σ = 78781752. Its totient is φ = 23690880.

The previous prime is 49918397. The next prime is 49918433. The reversal of 49918402 is 20481994.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 48038761 + 1879641 = 6931^2 + 1371^2 .

It is a Harshad number since it is a multiple of its sum of digits (37).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5193 + ... + 11260.

Almost surely, 2^49918402 is an apocalyptic number.

49918402 is a deficient number, since it is larger than the sum of its proper divisors (28863350).

49918402 is a wasteful number, since it uses less digits than its factorization.

49918402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16533.

The product of its (nonzero) digits is 20736, while the sum is 37.

The square root of 49918402 is about 7065.2956059885. The cubic root of 49918402 is about 368.2026343452.

The spelling of 49918402 in words is "forty-nine million, nine hundred eighteen thousand, four hundred two".