340013331 has 12 divisors (see below), whose sum is σ = 561291952. Its totient is φ = 194293296.

The previous prime is 340013327. The next prime is 340013353. The reversal of 340013331 is 133310043.

It is not a de Polignac number, because 340013331 - 2² = 340013327 is a prime.

It is a super-2 number, since 2×340013331² = 231218130515431122, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (340013231) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2698456 + ... + 2698581.

Almost surely, 2^340013331 is an apocalyptic number.

340013331 is a deficient number, since it is larger than the sum of its proper divisors (221278621).

340013331 is a wasteful number, since it uses less digits than its factorization.

340013331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5397050 (or 5397047 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 18.

The square root of 340013331 is about 18439.4503985341. The cubic root of 340013331 is about 697.9623265463.

Adding to 340013331 its reverse (133310043), we get a palindrome (473323374).

The spelling of 340013331 in words is "three hundred forty million, thirteen thousand, three hundred thirty-one".