698443604 has 12 divisors (see below), whose sum is σ = 1222703328. Its totient is φ = 349099800.

The previous prime is 698443597. The next prime is 698443649. The reversal of 698443604 is 406344896.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16952 + ... + 41039.

It is an arithmetic number, because the mean of its divisors is an integer number (101891944).

Almost surely, 2^698443604 is an apocalyptic number.

It is an amenable number.

698443604 is a deficient number, since it is larger than the sum of its proper divisors (524259724).

698443604 is a wasteful number, since it uses less digits than its factorization.

698443604 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61006 (or 61004 counting only the distinct ones).

The product of its (nonzero) digits is 497664, while the sum is 44.

The square root of 698443604 is about 26428.0836232974. The cubic root of 698443604 is about 887.2454514051.

The spelling of 698443604 in words is "six hundred ninety-eight million, four hundred forty-three thousand, six hundred four".