609240392 has 16 divisors (see below), whose sum is σ = 1145622960. Its totient is φ = 303740944.

The previous prime is 609240371. The next prime is 609240403. The reversal of 609240392 is 293042906.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 106958 + ... + 112509.

It is an arithmetic number, because the mean of its divisors is an integer number (71601435).

Almost surely, 2^609240392 is an apocalyptic number.

It is an amenable number.

609240392 is a deficient number, since it is larger than the sum of its proper divisors (536382568).

609240392 is a wasteful number, since it uses less digits than its factorization.

609240392 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 219820 (or 219816 counting only the distinct ones).

The product of its (nonzero) digits is 23328, while the sum is 35.

The square root of 609240392 is about 24682.7954656680. The cubic root of 609240392 is about 847.7404309681.

The spelling of 609240392 in words is "six hundred nine million, two hundred forty thousand, three hundred ninety-two".