396177167 has 4 divisors (see below), whose sum is σ = 406884696. Its totient is φ = 385469640.

The previous prime is 396177157. The next prime is 396177191. The reversal of 396177167 is 761771693.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-396177167 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (396177107) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5353709 + ... + 5353782.

It is an arithmetic number, because the mean of its divisors is an integer number (101721174).

Almost surely, 2^396177167 is an apocalyptic number.

396177167 is a gapful number since it is divisible by the number (37) formed by its first and last digit.

396177167 is a deficient number, since it is larger than the sum of its proper divisors (10707529).

396177167 is a wasteful number, since it uses less digits than its factorization.

396177167 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10707528.

The product of its digits is 333396, while the sum is 47.

The square root of 396177167 is about 19904.1997327197. The cubic root of 396177167 is about 734.4515426529.

The spelling of 396177167 in words is "three hundred ninety-six million, one hundred seventy-seven thousand, one hundred sixty-seven".