609537340 has 12 divisors (see below), whose sum is σ = 1280028456. Its totient is φ = 243814928.

The previous prime is 609537337. The next prime is 609537373. The reversal of 609537340 is 43735906.

It is a self number, because there is not a number n which added to its sum of digits gives 609537340.

It is a congruent number.

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, 15238414 + ... + 15238453.

It is an arithmetic number, because the mean of its divisors is an integer number (106669038).

Almost surely, 2^609537340 is an apocalyptic number.

It is an amenable number.

609537340 is an abundant number, since it is smaller than the sum of its proper divisors (670491116).

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

609537340 is a wasteful number, since it uses less digits than its factorization.

609537340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30476876 (or 30476874 counting only the distinct ones).

The product of its (nonzero) digits is 68040, while the sum is 37.

The square root of 609537340 is about 24688.8100158756. The cubic root of 609537340 is about 847.8781401224.

The spelling of 609537340 in words is "six hundred nine million, five hundred thirty-seven thousand, three hundred forty".