334613640 has 32 divisors (see below), whose sum is σ = 1003841280. Its totient is φ = 89230272.

The previous prime is 334613627. The next prime is 334613641. The reversal of 334613640 is 46316433.

It is a super-2 number, since 2×334613640² = 223932576148099200, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 334613598 and 334613607.

It is not an unprimeable number, because it can be changed into a prime (334613641) 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, 1394104 + ... + 1394343.

It is an arithmetic number, because the mean of its divisors is an integer number (31370040).

Almost surely, 2^334613640 is an apocalyptic number.

334613640 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

334613640 is an abundant number, since it is smaller than the sum of its proper divisors (669227640).

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

334613640 is a wasteful number, since it uses less digits than its factorization.

334613640 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2788461 (or 2788457 counting only the distinct ones).

The product of its (nonzero) digits is 15552, while the sum is 30.

The square root of 334613640 is about 18292.4476219012. The cubic root of 334613640 is about 694.2478552841.

The spelling of 334613640 in words is "three hundred thirty-four million, six hundred thirteen thousand, six hundred forty".