3642687275 has 6 divisors (see below), whose sum is σ = 4516932252. Its totient is φ = 2914149800.

The previous prime is 3642687229. The next prime is 3642687341. The reversal of 3642687275 is 5727862463.

It is not a de Polignac number, because 3642687275 - 2¹⁸ = 3642425131 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 72853721 + ... + 72853770.

It is an arithmetic number, because the mean of its divisors is an integer number (752822042).

Almost surely, 2^3642687275 is an apocalyptic number.

3642687275 is a deficient number, since it is larger than the sum of its proper divisors (874244977).

3642687275 is a wasteful number, since it uses less digits than its factorization.

3642687275 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 145707501 (or 145707496 counting only the distinct ones).

The product of its digits is 3386880, while the sum is 50.

The square root of 3642687275 is about 60354.6789818321. The cubic root of 3642687275 is about 1538.6527930933.

The spelling of 3642687275 in words is "three billion, six hundred forty-two million, six hundred eighty-seven thousand, two hundred seventy-five".