340633407 has 8 divisors (see below), whose sum is σ = 456898176. Its totient is φ = 225728792.

The previous prime is 340633399. The next prime is 340633409. The reversal of 340633407 is 704336043.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 340633407 - 2³ = 340633399 is a prime.

It is a super-2 number, since 2×340633407² = 232062235928855298, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (340633409) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 339453 + ... + 340454.

It is an arithmetic number, because the mean of its divisors is an integer number (57112272).

Almost surely, 2^340633407 is an apocalyptic number.

340633407 is a deficient number, since it is larger than the sum of its proper divisors (116264769).

340633407 is a wasteful number, since it uses less digits than its factorization.

340633407 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 680077.

The product of its (nonzero) digits is 18144, while the sum is 30.

The square root of 340633407 is about 18456.2565814414. The cubic root of 340633407 is about 698.3863558654.

The spelling of 340633407 in words is "three hundred forty million, six hundred thirty-three thousand, four hundred seven".