82063977 has 8 divisors (see below), whose sum is σ = 114176064. Its totient is φ = 52330608.

The previous prime is 82063973. The next prime is 82063991. The reversal of 82063977 is 77936028.

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

It is not a de Polignac number, because 82063977 - 2² = 82063973 is a prime.

It is not an unprimeable number, because it can be changed into a prime (82063973) 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, 594598 + ... + 594735.

It is an arithmetic number, because the mean of its divisors is an integer number (14272008).

Almost surely, 2^82063977 is an apocalyptic number.

It is an amenable number.

82063977 is a deficient number, since it is larger than the sum of its proper divisors (32112087).

82063977 is a wasteful number, since it uses less digits than its factorization.

82063977 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1189359.

The product of its (nonzero) digits is 127008, while the sum is 42.

The square root of 82063977 is about 9058.9169882498. The cubic root of 82063977 is about 434.5611057468.

The spelling of 82063977 in words is "eighty-two million, sixty-three thousand, nine hundred seventy-seven".