340312401 has 64 divisors (see below), whose sum is σ = 623616000. Its totient is φ = 180325440.

The previous prime is 340312397. The next prime is 340312411. The reversal of 340312401 is 104213043.

It is not a de Polignac number, because 340312401 - 2² = 340312397 is a prime.

It is not an unprimeable number, because it can be changed into a prime (340312411) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 71040 + ... + 75678.

It is an arithmetic number, because the mean of its divisors is an integer number (9744000).

Almost surely, 2^340312401 is an apocalyptic number.

It is an amenable number.

340312401 is a deficient number, since it is larger than the sum of its proper divisors (283303599).

340312401 is a wasteful number, since it uses less digits than its factorization.

340312401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4691 (or 4685 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

The square root of 340312401 is about 18447.5581310915. The cubic root of 340312401 is about 698.1669052129.

Adding to 340312401 its reverse (104213043), we get a palindrome (444525444).

The spelling of 340312401 in words is "three hundred forty million, three hundred twelve thousand, four hundred one".