655874336 has 48 divisors (see below), whose sum is σ = 1404172224. Its totient is φ = 299752704.

The previous prime is 655874293. The next prime is 655874339. The reversal of 655874336 is 633478556.

It is a super-2 number, since 2×655874336² = 860342289246881792, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (655874339) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 35195 + ... + 50501.

It is an arithmetic number, because the mean of its divisors is an integer number (29253588).

Almost surely, 2^655874336 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 655874336, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (702086112).

655874336 is an abundant number, since it is smaller than the sum of its proper divisors (748297888).

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

655874336 is a wasteful number, since it uses less digits than its factorization.

655874336 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15433 (or 15425 counting only the distinct ones).

The product of its digits is 1814400, while the sum is 47.

The square root of 655874336 is about 25610.0436547851. The cubic root of 655874336 is about 868.8408114031.

The spelling of 655874336 in words is "six hundred fifty-five million, eight hundred seventy-four thousand, three hundred thirty-six".