334890013 has 4 divisors (see below), whose sum is σ = 334931968. Its totient is φ = 334848060.

The previous prime is 334890011. The next prime is 334890019. The reversal of 334890013 is 310098433.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 334890013 - 2¹ = 334890011 is a prime.

It is a super-2 number, since 2×334890013² = 224302641614280338, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (334890011) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4893 + ... + 26338.

It is an arithmetic number, because the mean of its divisors is an integer number (83732992).

Almost surely, 2^334890013 is an apocalyptic number.

It is an amenable number.

334890013 is a deficient number, since it is larger than the sum of its proper divisors (41955).

334890013 is a wasteful number, since it uses less digits than its factorization.

334890013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41954.

The product of its (nonzero) digits is 7776, while the sum is 31.

The square root of 334890013 is about 18300.0003551913. Note that the first 3 decimals coincide. The cubic root of 334890013 is about 694.4389399049.

The spelling of 334890013 in words is "three hundred thirty-four million, eight hundred ninety thousand, thirteen".