385693677 has 16 divisors (see below), whose sum is σ = 572772160. Its totient is φ = 256510800.

The previous prime is 385693663. The next prime is 385693687. The reversal of 385693677 is 776396583.

385693677 is a `hidden beast` number, since 3 + 8 + 569 + 3 + 6 + 77 = 666.

It is not a de Polignac number, because 385693677 - 2¹² = 385689581 is a prime.

It is a super-2 number, since 2×385693677² = 297519224955560658, 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 (385693687) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5599 + ... + 28332.

It is an arithmetic number, because the mean of its divisors is an integer number (35798260).

Almost surely, 2^385693677 is an apocalyptic number.

It is an amenable number.

385693677 is a deficient number, since it is larger than the sum of its proper divisors (187078483).

385693677 is a wasteful number, since it uses less digits than its factorization.

385693677 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34361 (or 34355 counting only the distinct ones).

The product of its digits is 5715360, while the sum is 54.

The square root of 385693677 is about 19639.0854420464. The cubic root of 385693677 is about 727.9152863277.

The spelling of 385693677 in words is "three hundred eighty-five million, six hundred ninety-three thousand, six hundred seventy-seven".