334248640 has 112 divisors (see below), whose sum is σ = 873983520. Its totient is φ = 120750080.

The previous prime is 334248623. The next prime is 334248641. The reversal of 334248640 is 46842433.

It is a super-2 number, since 2×334248640² = 223444306683699200, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 334248596 and 334248605.

It is not an unprimeable number, because it can be changed into a prime (334248641) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 946704 + ... + 947056.

Almost surely, 2^334248640 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 334248640, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (436991760).

334248640 is an abundant number, since it is smaller than the sum of its proper divisors (539734880).

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

334248640 is a wasteful number, since it uses less digits than its factorization.

334248640 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 650 (or 640 counting only the distinct ones).

The product of its (nonzero) digits is 55296, while the sum is 34.

The square root of 334248640 is about 18282.4681047172. The cubic root of 334248640 is about 693.9953325434.

The spelling of 334248640 in words is "three hundred thirty-four million, two hundred forty-eight thousand, six hundred forty".