699489156 has 48 divisors (see below), whose sum is σ = 1739372544. Its totient is φ = 218276256.

The previous prime is 699489113. The next prime is 699489221. The reversal of 699489156 is 651984996.

It is a junction number, because it is equal to n+sod(n) for n = 699489096 and 699489105.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13990 + ... + 39933.

It is an arithmetic number, because the mean of its divisors is an integer number (36236928).

Almost surely, 2^699489156 is an apocalyptic number.

It is an amenable number.

699489156 is an abundant number, since it is smaller than the sum of its proper divisors (1039883388).

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

699489156 is a wasteful number, since it uses less digits than its factorization.

699489156 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54000 (or 53998 counting only the distinct ones).

The product of its digits is 4199040, while the sum is 57.

The square root of 699489156 is about 26447.8573045152. The cubic root of 699489156 is about 887.6879584978.

The spelling of 699489156 in words is "six hundred ninety-nine million, four hundred eighty-nine thousand, one hundred fifty-six".