298371992 has 8 divisors (see below), whose sum is σ = 559447500. Its totient is φ = 149185992.

The previous prime is 298371973. The next prime is 298372007. The reversal of 298371992 is 299173892.

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×298371992² = 178051691220096128, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 298371992.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18648242 + ... + 18648257.

Almost surely, 2^298371992 is an apocalyptic number.

It is an amenable number.

298371992 is a deficient number, since it is larger than the sum of its proper divisors (261075508).

298371992 is a wasteful number, since it uses less digits than its factorization.

298371992 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37296505 (or 37296501 counting only the distinct ones).

The product of its digits is 489888, while the sum is 50.

The square root of 298371992 is about 17273.4476002910. The cubic root of 298371992 is about 668.2198172195.

The spelling of 298371992 in words is "two hundred ninety-eight million, three hundred seventy-one thousand, nine hundred ninety-two".