334778616 has 128 divisors (see below), whose sum is σ = 983808000. Its totient is φ = 105266304.

The previous prime is 334778611. The next prime is 334778617. The reversal of 334778616 is 616877433.

It is a super-2 number, since 2×334778616² = 224153443461750912, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (334778611) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 392046 + ... + 392898.

It is an arithmetic number, because the mean of its divisors is an integer number (7686000).

Almost surely, 2^334778616 is an apocalyptic number.

334778616 is a gapful number since it is divisible by the number (36) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 334778616, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (491904000).

334778616 is an abundant number, since it is smaller than the sum of its proper divisors (649029384).

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

334778616 is a wasteful number, since it uses less digits than its factorization.

334778616 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 970 (or 960 counting only the distinct ones).

The product of its digits is 508032, while the sum is 45.

The square root of 334778616 is about 18296.9564682217. The cubic root of 334778616 is about 694.3619325387.

The spelling of 334778616 in words is "three hundred thirty-four million, seven hundred seventy-eight thousand, six hundred sixteen".