609026364 has 120 divisors (see below), whose sum is σ = 1654617888. Its totient is φ = 195177600.

The previous prime is 609026359. The next prime is 609026381. The reversal of 609026364 is 463620906.

It is a super-2 number, since 2×609026364² = 741826224094120992, which contains 22 as substring.

It is a Smith number, since the sum of its digits (36) coincides with the sum of the digits of its prime factors.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 1210537 + ... + 1211039.

Almost surely, 2^609026364 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 609026364, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (827308944).

609026364 is an abundant number, since it is smaller than the sum of its proper divisors (1045591524).

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

609026364 is a wasteful number, since it uses less digits than its factorization.

609026364 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 657 (or 646 counting only the distinct ones).

The product of its (nonzero) digits is 46656, while the sum is 36.

The square root of 609026364 is about 24678.4595143214. The cubic root of 609026364 is about 847.6411480784.

The spelling of 609026364 in words is "six hundred nine million, twenty-six thousand, three hundred sixty-four".