393492112 has 20 divisors (see below), whose sum is σ = 821036860. Its totient is φ = 181611648.

The previous prime is 393492107. The next prime is 393492157. The reversal of 393492112 is 211294393.

It can be written as a sum of positive squares in 2 ways, for example, as 36433296 + 357058816 = 6036^2 + 18896^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 945687 + ... + 946102.

It is an arithmetic number, because the mean of its divisors is an integer number (41051843).

Almost surely, 2^393492112 is an apocalyptic number.

It is an amenable number.

393492112 is an abundant number, since it is smaller than the sum of its proper divisors (427544748).

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

393492112 is a wasteful number, since it uses less digits than its factorization.

393492112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1891810 (or 1891804 counting only the distinct ones).

The product of its digits is 11664, while the sum is 34.

The square root of 393492112 is about 19836.6356018353. The cubic root of 393492112 is about 732.7885537040.

The spelling of 393492112 in words is "three hundred ninety-three million, four hundred ninety-two thousand, one hundred twelve".