699772 has 6 divisors (see below), whose sum is σ = 1224608. Its totient is φ = 349884.

The previous prime is 699767. The next prime is 699791. The reversal of 699772 is 277996.

It is a congruent number.

It is an unprimeable number.

699772 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 87468 + ... + 87475.

2⁶⁹⁹⁷⁷² is an apocalyptic number.

It is an amenable number.

699772 is a deficient number, since it is larger than the sum of its proper divisors (524836).

699772 is a wasteful number, since it uses less digits than its factorization.

699772 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 174947 (or 174945 counting only the distinct ones).

The product of its digits is 47628, while the sum is 40.

The square root of 699772 is about 836.5237593757. The cubic root of 699772 is about 88.7807590268.

The spelling of 699772 in words is "six hundred ninety-nine thousand, seven hundred seventy-two".