3625647 has 8 divisors (see below), whose sum is σ = 4843056. Its totient is φ = 2412672.

The previous prime is 3625621. The next prime is 3625649. The reversal of 3625647 is 7465263.

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

It is not a de Polignac number, because 3625647 - 2¹⁵ = 3592879 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3625649) 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, 2313 + ... + 3549.

It is an arithmetic number, because the mean of its divisors is an integer number (605382).

Almost surely, 2^3625647 is an apocalyptic number.

3625647 is a deficient number, since it is larger than the sum of its proper divisors (1217409).

3625647 is a wasteful number, since it uses less digits than its factorization.

3625647 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2217.

The product of its digits is 30240, while the sum is 33.

The square root of 3625647 is about 1904.1131794092. The cubic root of 3625647 is about 153.6249800003.

The spelling of 3625647 in words is "three million, six hundred twenty-five thousand, six hundred forty-seven".