997752114 has 16 divisors (see below), whose sum is σ = 2217227040. Its totient is φ = 332584020.

The previous prime is 997752109. The next prime is 997752139. The reversal of 997752114 is 411257799.

It is a self number, because there is not a number n which added to its sum of digits gives 997752114.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9238392 + ... + 9238499.

It is an arithmetic number, because the mean of its divisors is an integer number (138576690).

Almost surely, 2^997752114 is an apocalyptic number.

997752114 is an abundant number, since it is smaller than the sum of its proper divisors (1219474926).

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

997752114 is a wasteful number, since it uses less digits than its factorization.

997752114 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18476902 (or 18476896 counting only the distinct ones).

The product of its digits is 158760, while the sum is 45.

The square root of 997752114 is about 31587.2144070983. The cubic root of 997752114 is about 999.2501425210.

The spelling of 997752114 in words is "nine hundred ninety-seven million, seven hundred fifty-two thousand, one hundred fourteen".