340642006 has 32 divisors (see below), whose sum is σ = 541790208. Its totient is φ = 160311360.

The previous prime is 340641991. The next prime is 340642019. The reversal of 340642006 is 600246043.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1203541 + ... + 1203823.

It is an arithmetic number, because the mean of its divisors is an integer number (16930944).

Almost surely, 2^340642006 is an apocalyptic number.

340642006 is a deficient number, since it is larger than the sum of its proper divisors (201148202).

340642006 is a wasteful number, since it uses less digits than its factorization.

340642006 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 636.

The product of its (nonzero) digits is 3456, while the sum is 25.

The square root of 340642006 is about 18456.4895362038. The cubic root of 340642006 is about 698.3922325387.

Adding to 340642006 its reverse (600246043), we get a palindrome (940888049).

The spelling of 340642006 in words is "three hundred forty million, six hundred forty-two thousand, six".