63876377 has 4 divisors (see below), whose sum is σ = 64496640. Its totient is φ = 63256116.

The previous prime is 63876367. The next prime is 63876383. The reversal of 63876377 is 77367836.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 63876377 - 2⁸ = 63876121 is a prime.

It is a super-2 number, since 2×63876377² = 8160383077292258, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (63876367) 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, 309977 + ... + 310182.

It is an arithmetic number, because the mean of its divisors is an integer number (16124160).

Almost surely, 2^63876377 is an apocalyptic number.

It is an amenable number.

63876377 is a deficient number, since it is larger than the sum of its proper divisors (620263).

63876377 is a wasteful number, since it uses less digits than its factorization.

63876377 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 620262.

The product of its digits is 889056, while the sum is 47.

The square root of 63876377 is about 7992.2698277773. The cubic root of 63876377 is about 399.7422860778.

The spelling of 63876377 in words is "sixty-three million, eight hundred seventy-six thousand, three hundred seventy-seven".