396913932 has 60 divisors (see below), whose sum is σ = 1047400200. Its totient is φ = 131068152.

The previous prime is 396913931. The next prime is 396913939. The reversal of 396913932 is 239319693.

It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.

It is a nude number because it is divisible by every one of its digits.

It is not an unprimeable number, because it can be changed into a prime (396913931) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 3709423 + ... + 3709529.

It is an arithmetic number, because the mean of its divisors is an integer number (17456670).

Almost surely, 2^396913932 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 396913932, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (523700100).

396913932 is an abundant number, since it is smaller than the sum of its proper divisors (650486268).

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

396913932 is an frugal number, since it uses more digits than its factorization.

396913932 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 337 (or 112 counting only the distinct ones).

The product of its digits is 236196, while the sum is 45.

The square root of 396913932 is about 19922.6989135508. The cubic root of 396913932 is about 734.9065437192.

The spelling of 396913932 in words is "three hundred ninety-six million, nine hundred thirteen thousand, nine hundred thirty-two".