340132331 has 24 divisors (see below), whose sum is σ = 433205472. Its totient is φ = 261360000.

The previous prime is 340132327. The next prime is 340132333. The reversal of 340132331 is 133231043.

It is not a de Polignac number, because 340132331 - 2² = 340132327 is a prime.

It is a super-2 number, since 2×340132331² = 231380005182987122, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (340132333) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 59081 + ... + 64581.

It is an arithmetic number, because the mean of its divisors is an integer number (18050228).

Almost surely, 2^340132331 is an apocalyptic number.

340132331 is a deficient number, since it is larger than the sum of its proper divisors (93073141).

340132331 is a wasteful number, since it uses less digits than its factorization.

340132331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5603 (or 5592 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 20.

The square root of 340132331 is about 18442.6768935532. The cubic root of 340132331 is about 698.0437427944.

Adding to 340132331 its reverse (133231043), we get a palindrome (473363374).

The spelling of 340132331 in words is "three hundred forty million, one hundred thirty-two thousand, three hundred thirty-one".