396727877 has 8 divisors (see below), whose sum is σ = 488280576. Its totient is φ = 313894512.

The previous prime is 396727817. The next prime is 396727889. The reversal of 396727877 is 778727693.

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 396727877 - 2¹⁴ = 396711493 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (396727817) 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, 2179733 + ... + 2179914.

It is an arithmetic number, because the mean of its divisors is an integer number (61035072).

Almost surely, 2^396727877 is an apocalyptic number.

It is an amenable number.

396727877 is a deficient number, since it is larger than the sum of its proper divisors (91552699).

396727877 is a wasteful number, since it uses less digits than its factorization.

396727877 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4359667.

The product of its digits is 6223392, while the sum is 56.

The square root of 396727877 is about 19918.0289436480. The cubic root of 396727877 is about 734.7916956407.

The spelling of 396727877 in words is "three hundred ninety-six million, seven hundred twenty-seven thousand, eight hundred seventy-seven".