340734407 has 4 divisors (see below), whose sum is σ = 366944760. Its totient is φ = 314524056.

The previous prime is 340734343. The next prime is 340734421. The reversal of 340734407 is 704437043.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 340734407 - 2⁶ = 340734343 is a prime.

It is a super-2 number, since 2×340734407² = 232199872227283298, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (340734487) 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, 13105157 + ... + 13105182.

It is an arithmetic number, because the mean of its divisors is an integer number (91736190).

Almost surely, 2^340734407 is an apocalyptic number.

340734407 is a deficient number, since it is larger than the sum of its proper divisors (26210353).

340734407 is a wasteful number, since it uses less digits than its factorization.

340734407 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26210352.

The product of its (nonzero) digits is 28224, while the sum is 32.

The square root of 340734407 is about 18458.9925781447. The cubic root of 340734407 is about 698.4553743959.

The spelling of 340734407 in words is "three hundred forty million, seven hundred thirty-four thousand, four hundred seven".