334256636 has 36 divisors (see below), whose sum is σ = 685402200. Its totient is φ = 142210656.

The previous prime is 334256623. The next prime is 334256693. The reversal of 334256636 is 636652433.

It is a super-2 number, since 2×334256636² = 223454997420072992, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 334256636.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 21110 + ... + 33378.

It is an arithmetic number, because the mean of its divisors is an integer number (19038950).

Almost surely, 2^334256636 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 334256636, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (342701100).

334256636 is an abundant number, since it is smaller than the sum of its proper divisors (351145564).

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

334256636 is a wasteful number, since it uses less digits than its factorization.

334256636 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12426 (or 12417 counting only the distinct ones).

The product of its digits is 233280, while the sum is 38.

The square root of 334256636 is about 18282.6867828555. The cubic root of 334256636 is about 694.0008664901. Note that the first 3 decimals are identical.

The spelling of 334256636 in words is "three hundred thirty-four million, two hundred fifty-six thousand, six hundred thirty-six".