99972014 has 8 divisors (see below), whose sum is σ = 150488760. Its totient is φ = 49809096.

The previous prime is 99972013. The next prime is 99972043. The reversal of 99972014 is 41027999.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (99972013) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 87749 + ... + 88880.

It is an arithmetic number, because the mean of its divisors is an integer number (18811095).

Almost surely, 2^99972014 is an apocalyptic number.

99972014 is a deficient number, since it is larger than the sum of its proper divisors (50516746).

99972014 is a wasteful number, since it uses less digits than its factorization.

99972014 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 176914.

The product of its (nonzero) digits is 40824, while the sum is 41.

The square root of 99972014 is about 9998.6006020843. The cubic root of 99972014 is about 464.1155794863.

The spelling of 99972014 in words is "ninety-nine million, nine hundred seventy-two thousand, fourteen".