3442400687 has 8 divisors (see below), whose sum is σ = 3755897040. Its totient is φ = 3128996160.

The previous prime is 3442400627. The next prime is 3442400693. The reversal of 3442400687 is 7860042443.

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 3442400687 - 2⁶ = 3442400623 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 3442400687.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3442400627) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 72833 + ... + 110405.

It is an arithmetic number, because the mean of its divisors is an integer number (469487130).

Almost surely, 2^3442400687 is an apocalyptic number.

3442400687 is a deficient number, since it is larger than the sum of its proper divisors (313496353).

3442400687 is a wasteful number, since it uses less digits than its factorization.

3442400687 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45913.

The product of its (nonzero) digits is 129024, while the sum is 38.

The square root of 3442400687 is about 58671.9753118983. The cubic root of 3442400687 is about 1509.9195441248.

The spelling of 3442400687 in words is "three billion, four hundred forty-two million, four hundred thousand, six hundred eighty-seven".