396197320 has 32 divisors (see below), whose sum is σ = 892710720. Its totient is φ = 158253760.

The previous prime is 396197303. The next prime is 396197327. The reversal of 396197320 is 23791693.

It is a Harshad number since it is a multiple of its sum of digits (40).

It is not an unprimeable number, because it can be changed into a prime (396197327) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23055 + ... + 36385.

It is an arithmetic number, because the mean of its divisors is an integer number (27897210).

Almost surely, 2^396197320 is an apocalyptic number.

It is an amenable number.

396197320 is an abundant number, since it is smaller than the sum of its proper divisors (496513400).

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

396197320 is a wasteful number, since it uses less digits than its factorization.

396197320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14085 (or 14081 counting only the distinct ones).

The product of its (nonzero) digits is 61236, while the sum is 40.

The square root of 396197320 is about 19904.7059762258. The cubic root of 396197320 is about 734.4639959627.

The spelling of 396197320 in words is "three hundred ninety-six million, one hundred ninety-seven thousand, three hundred twenty".