394063662 has 16 divisors (see below), whose sum is σ = 788861520. Its totient is φ = 131232192.

The previous prime is 394063627. The next prime is 394063697. The reversal of 394063662 is 266360493.

It is an interprime number because it is at equal distance from previous prime (394063627) and next prime (394063697).

It is a self number, because there is not a number n which added to its sum of digits gives 394063662.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23487 + ... + 36602.

It is an arithmetic number, because the mean of its divisors is an integer number (49303845).

Almost surely, 2^394063662 is an apocalyptic number.

394063662 is an abundant number, since it is smaller than the sum of its proper divisors (394797858).

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

394063662 is a wasteful number, since it uses less digits than its factorization.

394063662 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61187.

The product of its (nonzero) digits is 139968, while the sum is 39.

The square root of 394063662 is about 19851.0367991196. The cubic root of 394063662 is about 733.1431755345.

The spelling of 394063662 in words is "three hundred ninety-four million, sixty-three thousand, six hundred sixty-two".