394996030 has 48 divisors (see below), whose sum is σ = 841653792. Its totient is φ = 132580800.

The previous prime is 394996013. The next prime is 394996031. The reversal of 394996030 is 30699493.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (394996031) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3175 + ... + 28285.

It is an arithmetic number, because the mean of its divisors is an integer number (17534454).

Almost surely, 2^394996030 is an apocalyptic number.

394996030 is an abundant number, since it is smaller than the sum of its proper divisors (446657762).

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

394996030 is a wasteful number, since it uses less digits than its factorization.

394996030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25153 (or 25142 counting only the distinct ones).

The product of its (nonzero) digits is 157464, while the sum is 43.

The square root of 394996030 is about 19874.5070379117. The cubic root of 394996030 is about 733.7209339879.

The spelling of 394996030 in words is "three hundred ninety-four million, nine hundred ninety-six thousand, thirty".