160939998 has 24 divisors (see below), whose sum is σ = 350517648. Its totient is φ = 53367552.

The previous prime is 160939991. The next prime is 160940027. The reversal of 160939998 is 899939061.

160939998 is a `hidden beast` number, since 160 + 9 + 399 + 98 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (160939991) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 19690 + ... + 26637.

It is an arithmetic number, because the mean of its divisors is an integer number (14604902).

Almost surely, 2^160939998 is an apocalyptic number.

160939998 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

160939998 is an abundant number, since it is smaller than the sum of its proper divisors (189577650).

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

160939998 is a wasteful number, since it uses less digits than its factorization.

160939998 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46528 (or 46525 counting only the distinct ones).

The product of its (nonzero) digits is 944784, while the sum is 54.

The square root of 160939998 is about 12686.2129100847. The cubic root of 160939998 is about 543.9445927385.

The spelling of 160939998 in words is "one hundred sixty million, nine hundred thirty-nine thousand, nine hundred ninety-eight".