992135254 has 32 divisors (see below), whose sum is σ = 1643061024. Its totient is φ = 445562880.

The previous prime is 992135237. The next prime is 992135257. The reversal of 992135254 is 452531299.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (992135257) 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, 1473862 + ... + 1474534.

It is an arithmetic number, because the mean of its divisors is an integer number (51345657).

Almost surely, 2^992135254 is an apocalyptic number.

992135254 is a deficient number, since it is larger than the sum of its proper divisors (650925770).

992135254 is a wasteful number, since it uses less digits than its factorization.

992135254 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1392.

The product of its digits is 97200, while the sum is 40.

The square root of 992135254 is about 31498.1785822609. The cubic root of 992135254 is about 997.3715151206.

The spelling of 992135254 in words is "nine hundred ninety-two million, one hundred thirty-five thousand, two hundred fifty-four".