609699470 has 16 divisors (see below), whose sum is σ = 1100085840. Its totient is φ = 243296064.

The previous prime is 609699449. The next prime is 609699511. The reversal of 609699470 is 74996906.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 68567 + ... + 76946.

It is an arithmetic number, because the mean of its divisors is an integer number (68755365).

Almost surely, 2^609699470 is an apocalyptic number.

609699470 is a deficient number, since it is larger than the sum of its proper divisors (490386370).

609699470 is a wasteful number, since it uses less digits than its factorization.

609699470 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 145939.

The product of its (nonzero) digits is 734832, while the sum is 50.

The square root of 609699470 is about 24692.0932688989. The cubic root of 609699470 is about 847.9533087722.

The spelling of 609699470 in words is "six hundred nine million, six hundred ninety-nine thousand, four hundred seventy".