689354074 has 16 divisors (see below), whose sum is σ = 1069548480. Its totient is φ = 333001440.

The previous prime is 689354069. The next prime is 689354077. The reversal of 689354074 is 470453986.

689354074 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (689354077) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 32364 + ... + 49255.

It is an arithmetic number, because the mean of its divisors is an integer number (66846780).

Almost surely, 2^689354074 is an apocalyptic number.

689354074 is a deficient number, since it is larger than the sum of its proper divisors (380194406).

689354074 is a wasteful number, since it uses less digits than its factorization.

689354074 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 81765.

The product of its (nonzero) digits is 725760, while the sum is 46.

The square root of 689354074 is about 26255.5532030845. The cubic root of 689354074 is about 883.3797688971.

The spelling of 689354074 in words is "six hundred eighty-nine million, three hundred fifty-four thousand, seventy-four".