690599674 has 16 divisors (see below), whose sum is σ = 1049434848. Its totient is φ = 340796592.

The previous prime is 690599671. The next prime is 690599713. The reversal of 690599674 is 476995096.

It is not an unprimeable number, because it can be changed into a prime (690599671) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 268804 + ... + 271360.

It is an arithmetic number, because the mean of its divisors is an integer number (65589678).

Almost surely, 2^690599674 is an apocalyptic number.

690599674 is a deficient number, since it is larger than the sum of its proper divisors (358835174).

690599674 is a wasteful number, since it uses less digits than its factorization.

690599674 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4269.

The product of its (nonzero) digits is 3674160, while the sum is 55.

The square root of 690599674 is about 26279.2631936285. The cubic root of 690599674 is about 883.9115110063.

The spelling of 690599674 in words is "six hundred ninety million, five hundred ninety-nine thousand, six hundred seventy-four".