396737869 has 8 divisors (see below), whose sum is σ = 432950112. Its totient is φ = 360549840.

The previous prime is 396737851. The next prime is 396737897. The reversal of 396737869 is 968737693.

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

It is a cyclic number.

It is not a de Polignac number, because 396737869 - 2⁵ = 396737837 is a prime.

It is a super-2 number, since 2×396737869² = 314801873397322322, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (396737899) 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, 55282 + ... + 62044.

It is an arithmetic number, because the mean of its divisors is an integer number (54118764).

Almost surely, 2^396737869 is an apocalyptic number.

It is an amenable number.

396737869 is a deficient number, since it is larger than the sum of its proper divisors (36212243).

396737869 is a wasteful number, since it uses less digits than its factorization.

396737869 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12107.

The product of its digits is 10287648, while the sum is 58.

The square root of 396737869 is about 19918.2797701006. The cubic root of 396737869 is about 734.7978644174.

The spelling of 396737869 in words is "three hundred ninety-six million, seven hundred thirty-seven thousand, eight hundred sixty-nine".