396352137 has 8 divisors (see below), whose sum is σ = 533600704. Its totient is φ = 261669168.

The previous prime is 396352129. The next prime is 396352139. The reversal of 396352137 is 731253693.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 396352137 - 2³ = 396352129 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 396352095 and 396352104.

It is not an unprimeable number, because it can be changed into a prime (396352139) 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, 641038 + ... + 641655.

It is an arithmetic number, because the mean of its divisors is an integer number (66700088).

Almost surely, 2^396352137 is an apocalyptic number.

It is an amenable number.

396352137 is a deficient number, since it is larger than the sum of its proper divisors (137248567).

396352137 is a wasteful number, since it uses less digits than its factorization.

396352137 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1282799.

The product of its digits is 102060, while the sum is 39.

The square root of 396352137 is about 19908.5945510978. The cubic root of 396352137 is about 734.5596492304.

The spelling of 396352137 in words is "three hundred ninety-six million, three hundred fifty-two thousand, one hundred thirty-seven".