689772702 has 8 divisors (see below), whose sum is σ = 1379545416. Its totient is φ = 229924232.

The previous prime is 689772701. The next prime is 689772709. The reversal of 689772702 is 207277986.

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

689772702 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (689772701) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 57481053 + ... + 57481064.

It is an arithmetic number, because the mean of its divisors is an integer number (172443177).

Almost surely, 2^689772702 is an apocalyptic number.

689772702 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

689772702 is a wasteful number, since it uses less digits than its factorization.

689772702 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 114962122.

The product of its (nonzero) digits is 592704, while the sum is 48.

The square root of 689772702 is about 26263.5241732712. The cubic root of 689772702 is about 883.5585510772.

The spelling of 689772702 in words is "six hundred eighty-nine million, seven hundred seventy-two thousand, seven hundred two".