340574311 has 16 divisors (see below), whose sum is σ = 449591040. Its totient is φ = 249770880.

The previous prime is 340574303. The next prime is 340574321. The reversal of 340574311 is 113475043.

It is a cyclic number.

It is not a de Polignac number, because 340574311 - 2³ = 340574303 is a prime.

It is a super-2 number, since 2×340574311² = 231981722626249442, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 340574311.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (340574321) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 128781 + ... + 131398.

It is an arithmetic number, because the mean of its divisors is an integer number (28099440).

Almost surely, 2^340574311 is an apocalyptic number.

340574311 is a deficient number, since it is larger than the sum of its proper divisors (109016729).

340574311 is a wasteful number, since it uses less digits than its factorization.

340574311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 260214.

The product of its (nonzero) digits is 5040, while the sum is 28.

The square root of 340574311 is about 18454.6555372892. The cubic root of 340574311 is about 698.3459661814.

The spelling of 340574311 in words is "three hundred forty million, five hundred seventy-four thousand, three hundred eleven".