393694050 has 24 divisors (see below), whose sum is σ = 976361616. Its totient is φ = 104985040.

The previous prime is 393694039. The next prime is 393694057. The reversal of 393694050 is 50496393.

It is a hoax number, since the sum of its digits (39) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (393694057) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1312164 + ... + 1312463.

It is an arithmetic number, because the mean of its divisors is an integer number (40681734).

Almost surely, 2^393694050 is an apocalyptic number.

393694050 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

393694050 is an abundant number, since it is smaller than the sum of its proper divisors (582667566).

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

393694050 is a wasteful number, since it uses less digits than its factorization.

393694050 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2624642 (or 2624637 counting only the distinct ones).

The product of its (nonzero) digits is 87480, while the sum is 39.

The square root of 393694050 is about 19841.7249754148. The cubic root of 393694050 is about 732.9138866258.

The spelling of 393694050 in words is "three hundred ninety-three million, six hundred ninety-four thousand, fifty".