609731130 has 32 divisors (see below), whose sum is σ = 1464173568. Its totient is φ = 162504000.

The previous prime is 609731117. The next prime is 609731137. The reversal of 609731130 is 31137906.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (609731137) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 62055 + ... + 71205.

It is an arithmetic number, because the mean of its divisors is an integer number (45755424).

Almost surely, 2^609731130 is an apocalyptic number.

609731130 is an abundant number, since it is smaller than the sum of its proper divisors (854442438).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

609731130 is a wasteful number, since it uses less digits than its factorization.

609731130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11382.

The product of its (nonzero) digits is 3402, while the sum is 30.

The square root of 609731130 is about 24692.7343564863. The cubic root of 609731130 is about 847.9679858049.

The spelling of 609731130 in words is "six hundred nine million, seven hundred thirty-one thousand, one hundred thirty".