698145012 has 36 divisors (see below), whose sum is σ = 1765589280. Its totient is φ = 232605072.

The previous prime is 698145011. The next prime is 698145029. The reversal of 698145012 is 210541896.

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an alternating number because its digits alternate between even and odd.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (698145011) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 116563 + ... + 122405.

Almost surely, 2^698145012 is an apocalyptic number.

It is an amenable number.

698145012 is an abundant number, since it is smaller than the sum of its proper divisors (1067444268).

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

698145012 is a wasteful number, since it uses less digits than its factorization.

698145012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9172 (or 9167 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 36.

The square root of 698145012 is about 26422.4338772945. The cubic root of 698145012 is about 887.1189977902.

The spelling of 698145012 in words is "six hundred ninety-eight million, one hundred forty-five thousand, twelve".