84676977 has 96 divisors (see below), whose sum is σ = 164736000. Its totient is φ = 40590720.

The previous prime is 84676973. The next prime is 84677009. The reversal of 84676977 is 77967648.

It is not a de Polignac number, because 84676977 - 2² = 84676973 is a prime.

It is not an unprimeable number, because it can be changed into a prime (84676973) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 776799 + ... + 776907.

It is an arithmetic number, because the mean of its divisors is an integer number (1716000).

Almost surely, 2^84676977 is an apocalyptic number.

It is an amenable number.

84676977 is a deficient number, since it is larger than the sum of its proper divisors (80059023).

84676977 is a wasteful number, since it uses less digits than its factorization.

84676977 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 211 (or 208 counting only the distinct ones).

The product of its digits is 3556224, while the sum is 54.

The square root of 84676977 is about 9202.0094001256. The cubic root of 84676977 is about 439.1252887589.

The spelling of 84676977 in words is "eighty-four million, six hundred seventy-six thousand, nine hundred seventy-seven".