698089012 has 12 divisors (see below), whose sum is σ = 1227135616. Its totient is φ = 347478840.

The previous prime is 698088991. The next prime is 698089019. The reversal of 698089012 is 210980896.

It is a happy number.

It is a super-2 number, since 2×698089012² = 974656537350272288, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 698089012.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (698089019) 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, 390414 + ... + 392197.

Almost surely, 2^698089012 is an apocalyptic number.

It is an amenable number.

698089012 is a deficient number, since it is larger than the sum of its proper divisors (529046604).

698089012 is a wasteful number, since it uses less digits than its factorization.

698089012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 782838 (or 782836 counting only the distinct ones).

The product of its (nonzero) digits is 62208, while the sum is 43.

The square root of 698089012 is about 26421.3741504866. The cubic root of 698089012 is about 887.0952777935.

The spelling of 698089012 in words is "six hundred ninety-eight million, eighty-nine thousand, twelve".