992400255 has 160 divisors (see below), whose sum is σ = 2244768768. Its totient is φ = 410857920.

The previous prime is 992400247. The next prime is 992400263. The reversal of 992400255 is 552004299.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (992400247) and next prime (992400263).

It is not a de Polignac number, because 992400255 - 2³ = 992400247 is a prime.

It is a super-2 number, since 2×992400255² = 1969716532248130050, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 159 ways as a sum of consecutive naturals, for example, 3773254 + ... + 3773516.

Almost surely, 2^992400255 is an apocalyptic number.

992400255 is an abundant number, since it is smaller than the sum of its proper divisors (1252368513).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

992400255 is a wasteful number, since it uses less digits than its factorization.

992400255 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 320 (or 289 counting only the distinct ones).

The product of its (nonzero) digits is 32400, while the sum is 36.

The square root of 992400255 is about 31502.3849097175. The cubic root of 992400255 is about 997.4603070869.

The spelling of 992400255 in words is "nine hundred ninety-two million, four hundred thousand, two hundred fifty-five".