390935196 has 72 divisors (see below), whose sum is σ = 1082455920. Its totient is φ = 118411776.

The previous prime is 390935189. The next prime is 390935197. The reversal of 390935196 is 691539093.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (390935197) 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, 6735 + ... + 28761.

It is an arithmetic number, because the mean of its divisors is an integer number (15034110).

Almost surely, 2^390935196 is an apocalyptic number.

390935196 is a gapful number since it is divisible by the number (36) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 390935196, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (541227960).

390935196 is an abundant number, since it is smaller than the sum of its proper divisors (691520724).

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

390935196 is a wasteful number, since it uses less digits than its factorization.

390935196 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22083 (or 22078 counting only the distinct ones).

The product of its (nonzero) digits is 196830, while the sum is 45.

The square root of 390935196 is about 19772.0812258093. The cubic root of 390935196 is about 731.1978806596.

The spelling of 390935196 in words is "three hundred ninety million, nine hundred thirty-five thousand, one hundred ninety-six".