677221076 has 24 divisors (see below), whose sum is σ = 1356552960. Its totient is φ = 289785312.

The previous prime is 677221031. The next prime is 677221087. The reversal of 677221076 is 670122776.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 236 + ... + 36803.

It is an arithmetic number, because the mean of its divisors is an integer number (56523040).

Almost surely, 2^677221076 is an apocalyptic number.

It is an amenable number.

677221076 is an abundant number, since it is smaller than the sum of its proper divisors (679331884).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

677221076 is a wasteful number, since it uses less digits than its factorization.

677221076 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37703 (or 37701 counting only the distinct ones).

The product of its (nonzero) digits is 49392, while the sum is 38.

The square root of 677221076 is about 26023.4716361980. The cubic root of 677221076 is about 878.1664111388.

The spelling of 677221076 in words is "six hundred seventy-seven million, two hundred twenty-one thousand, seventy-six".