340483397 has 4 divisors (see below), whose sum is σ = 340523040. Its totient is φ = 340443756.

The previous prime is 340483379. The next prime is 340483489. The reversal of 340483397 is 793384043.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 340483397 - 2⁶ = 340483333 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (340483307) 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, 947 + ... + 26112.

It is an arithmetic number, because the mean of its divisors is an integer number (85130760).

Almost surely, 2^340483397 is an apocalyptic number.

It is an amenable number.

340483397 is a deficient number, since it is larger than the sum of its proper divisors (39643).

340483397 is a wasteful number, since it uses less digits than its factorization.

340483397 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39642.

The product of its (nonzero) digits is 217728, while the sum is 41.

The square root of 340483397 is about 18452.1922003864. The cubic root of 340483397 is about 698.2838210799.

The spelling of 340483397 in words is "three hundred forty million, four hundred eighty-three thousand, three hundred ninety-seven".