393027494 has 16 divisors (see below), whose sum is σ = 600327936. Its totient is φ = 192937800.

The previous prime is 393027487. The next prime is 393027499. The reversal of 393027494 is 494720393.

It is a super-2 number, since 2×393027494² = 308941222079840072, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (393027499) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 36959 + ... + 46389.

It is an arithmetic number, because the mean of its divisors is an integer number (37520496).

Almost surely, 2^393027494 is an apocalyptic number.

393027494 is a deficient number, since it is larger than the sum of its proper divisors (207300442).

393027494 is a wasteful number, since it uses less digits than its factorization.

393027494 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9811.

The product of its (nonzero) digits is 163296, while the sum is 41.

The square root of 393027494 is about 19824.9210338907. The cubic root of 393027494 is about 732.5000253934.

The spelling of 393027494 in words is "three hundred ninety-three million, twenty-seven thousand, four hundred ninety-four".