609869692 has 6 divisors (see below), whose sum is σ = 1067271968. Its totient is φ = 304934844.

The previous prime is 609869677. The next prime is 609869693. The reversal of 609869692 is 296968906.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (609869693) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 76233708 + ... + 76233715.

Almost surely, 2^609869692 is an apocalyptic number.

It is an amenable number.

609869692 is a deficient number, since it is larger than the sum of its proper divisors (457402276).

609869692 is a wasteful number, since it uses less digits than its factorization.

609869692 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 152467427 (or 152467425 counting only the distinct ones).

The product of its (nonzero) digits is 2519424, while the sum is 55.

The square root of 609869692 is about 24695.5399212084. The cubic root of 609869692 is about 848.0322147931.

The spelling of 609869692 in words is "six hundred nine million, eight hundred sixty-nine thousand, six hundred ninety-two".