340914231 has 32 divisors (see below), whose sum is σ = 578618880. Its totient is φ = 194332608.

The previous prime is 340914229. The next prime is 340914253. The reversal of 340914231 is 132419043.

340914231 is a `hidden beast` number, since 340 + 91 + 4 + 231 = 666.

It is not a de Polignac number, because 340914231 - 2¹ = 340914229 is a prime.

It is a super-2 number, since 2×340914231² = 232445025796642722, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 340914195 and 340914204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (340914281) 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, 84400 + ... + 88346.

It is an arithmetic number, because the mean of its divisors is an integer number (18081840).

Almost surely, 2^340914231 is an apocalyptic number.

340914231 is a deficient number, since it is larger than the sum of its proper divisors (237704649).

340914231 is a wasteful number, since it uses less digits than its factorization.

340914231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4420 (or 4414 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 27.

The square root of 340914231 is about 18463.8628406951. The cubic root of 340914231 is about 698.5782236963.

The spelling of 340914231 in words is "three hundred forty million, nine hundred fourteen thousand, two hundred thirty-one".