393388060 has 36 divisors (see below), whose sum is σ = 894558168. Its totient is φ = 145249728.

The previous prime is 393388013. The next prime is 393388087. The reversal of 393388060 is 60883393.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 54814 + ... + 61573.

It is an arithmetic number, because the mean of its divisors is an integer number (24848838).

Almost surely, 2^393388060 is an apocalyptic number.

It is an amenable number.

393388060 is an abundant number, since it is smaller than the sum of its proper divisors (501170108).

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

393388060 is a wasteful number, since it uses less digits than its factorization.

393388060 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 116422 (or 116407 counting only the distinct ones).

The product of its (nonzero) digits is 93312, while the sum is 40.

The square root of 393388060 is about 19834.0127054512. The cubic root of 393388060 is about 732.7239570373.

The spelling of 393388060 in words is "three hundred ninety-three million, three hundred eighty-eight thousand, sixty".