393347334 has 16 divisors (see below), whose sum is σ = 820899072. Its totient is φ = 125415048.

The previous prime is 393347327. The next prime is 393347341. The reversal of 393347334 is 433743393.

It is an interprime number because it is at equal distance from previous prime (393347327) and next prime (393347341).

It is a super-3 number, since 3×393347334³ (a number of 27 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 393347292 and 393347301.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1425034 + ... + 1425309.

It is an arithmetic number, because the mean of its divisors is an integer number (51306192).

Almost surely, 2^393347334 is an apocalyptic number.

393347334 is an abundant number, since it is smaller than the sum of its proper divisors (427551738).

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

393347334 is a wasteful number, since it uses less digits than its factorization.

393347334 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2850371.

The product of its digits is 244944, while the sum is 39.

The square root of 393347334 is about 19832.9860081633. The cubic root of 393347334 is about 732.6986707710.

The spelling of 393347334 in words is "three hundred ninety-three million, three hundred forty-seven thousand, three hundred thirty-four".