998712995 has 16 divisors (see below), whose sum is σ = 1372025088. Its totient is φ = 683651040.

The previous prime is 998712983. The next prime is 998712997. The reversal of 998712995 is 599217899.

It is not a de Polignac number, because 998712995 - 2¹² = 998708899 is a prime.

It is not an unprimeable number, because it can be changed into a prime (998712997) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3761 + ... + 44850.

It is an arithmetic number, because the mean of its divisors is an integer number (85751568).

Almost surely, 2^998712995 is an apocalyptic number.

998712995 is a deficient number, since it is larger than the sum of its proper divisors (373312093).

998712995 is a wasteful number, since it uses less digits than its factorization.

998712995 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49210.

The product of its digits is 3674160, while the sum is 59.

The square root of 998712995 is about 31602.4207142428. The cubic root of 998712995 is about 999.5708141592.

The spelling of 998712995 in words is "nine hundred ninety-eight million, seven hundred twelve thousand, nine hundred ninety-five".