694327980 has 24 divisors (see below), whose sum is σ = 1944118512. Its totient is φ = 185154112.

The previous prime is 694327973. The next prime is 694327999. The reversal of 694327980 is 89723496.

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, 5786007 + ... + 5786126.

It is an arithmetic number, because the mean of its divisors is an integer number (81004938).

Almost surely, 2^694327980 is an apocalyptic number.

694327980 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

694327980 is an abundant number, since it is smaller than the sum of its proper divisors (1249790532).

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

694327980 is a wasteful number, since it uses less digits than its factorization.

694327980 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11572145 (or 11572143 counting only the distinct ones).

The product of its (nonzero) digits is 653184, while the sum is 48.

The square root of 694327980 is about 26350.1039846146. The cubic root of 694327980 is about 885.4993001085.

The spelling of 694327980 in words is "six hundred ninety-four million, three hundred twenty-seven thousand, nine hundred eighty".