677722374 has 96 divisors (see below), whose sum is σ = 1820460096. Its totient is φ = 177776640.

The previous prime is 677722369. The next prime is 677722421. The reversal of 677722374 is 473227776.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 83964 + ... + 91680.

It is an arithmetic number, because the mean of its divisors is an integer number (18963126).

Almost surely, 2^677722374 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 677722374, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (910230048).

677722374 is an abundant number, since it is smaller than the sum of its proper divisors (1142737722).

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

677722374 is a wasteful number, since it uses less digits than its factorization.

677722374 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7790 (or 7787 counting only the distinct ones).

The product of its digits is 691488, while the sum is 45.

The square root of 677722374 is about 26033.1015055832. The cubic root of 677722374 is about 878.3830388172.

The spelling of 677722374 in words is "six hundred seventy-seven million, seven hundred twenty-two thousand, three hundred seventy-four".