397335060 has 108 divisors (see below), whose sum is σ = 1245925044. Its totient is φ = 102493440.

The previous prime is 397335053. The next prime is 397335073. The reversal of 397335060 is 60533793.

It can be written as a sum of positive squares in 2 ways, for example, as 164711556 + 232623504 = 12834^2 + 15252^2 .

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 171832 + ... + 174128.

It is an arithmetic number, because the mean of its divisors is an integer number (11536343).

Almost surely, 2^397335060 is an apocalyptic number.

397335060 is a gapful number since it is divisible by the number (30) 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 397335060, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (622962522).

397335060 is an abundant number, since it is smaller than the sum of its proper divisors (848589984).

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

397335060 is a wasteful number, since it uses less digits than its factorization.

397335060 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2374 (or 2338 counting only the distinct ones).

The product of its (nonzero) digits is 51030, while the sum is 36.

The square root of 397335060 is about 19933.2651615334. The cubic root of 397335060 is about 735.1663652285.

The spelling of 397335060 in words is "three hundred ninety-seven million, three hundred thirty-five thousand, sixty".