340411256 has 16 divisors (see below), whose sum is σ = 638526840. Its totient is φ = 170137440.

The previous prime is 340411241. The next prime is 340411259. The reversal of 340411256 is 652114043.

It is a super-2 number, since 2×340411256² = 231759646422995072, which contains 22 as substring.

It is a Smith number, since the sum of its digits (26) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (340411259) 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, 17291 + ... + 31301.

Almost surely, 2^340411256 is an apocalyptic number.

It is an amenable number.

340411256 is a deficient number, since it is larger than the sum of its proper divisors (298115584).

340411256 is a wasteful number, since it uses less digits than its factorization.

340411256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17054 (or 17050 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 26.

The square root of 340411256 is about 18450.2372884470. The cubic root of 340411256 is about 698.2345005631.

Adding to 340411256 its reverse (652114043), we get a palindrome (992525299).

The spelling of 340411256 in words is "three hundred forty million, four hundred eleven thousand, two hundred fifty-six".