49402118 has 4 divisors (see below), whose sum is σ = 74103180. Its totient is φ = 24701058.

The previous prime is 49402117. The next prime is 49402121. The reversal of 49402118 is 81120494.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (49402117) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12350528 + ... + 12350531.

It is an arithmetic number, because the mean of its divisors is an integer number (18525795).

Almost surely, 2^49402118 is an apocalyptic number.

49402118 is a deficient number, since it is larger than the sum of its proper divisors (24701062).

49402118 is a wasteful number, since it uses less digits than its factorization.

49402118 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24701061.

The product of its (nonzero) digits is 2304, while the sum is 29.

The square root of 49402118 is about 7028.6640266839. The cubic root of 49402118 is about 366.9288470137.

The spelling of 49402118 in words is "forty-nine million, four hundred two thousand, one hundred eighteen".