49512118 has 4 divisors (see below), whose sum is σ = 74268180. Its totient is φ = 24756058.

The previous prime is 49512107. The next prime is 49512121. The reversal of 49512118 is 81121594.

It is a happy number.

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

It is a self number, because there is not a number n which added to its sum of digits gives 49512118.

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, 12378028 + ... + 12378031.

It is an arithmetic number, because the mean of its divisors is an integer number (18567045).

Almost surely, 2^49512118 is an apocalyptic number.

49512118 is a deficient number, since it is larger than the sum of its proper divisors (24756062).

49512118 is a wasteful number, since it uses less digits than its factorization.

49512118 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24756061.

The product of its digits is 2880, while the sum is 31.

The square root of 49512118 is about 7036.4847757954. The cubic root of 49512118 is about 367.2009828023.

The spelling of 49512118 in words is "forty-nine million, five hundred twelve thousand, one hundred eighteen".