3625557 has 12 divisors (see below), whose sum is σ = 5235264. Its totient is φ = 2230800.

The previous prime is 3625511. The next prime is 3625577. The reversal of 3625557 is 7555263.

It is not a de Polignac number, because 3625557 - 2⁷ = 3625429 is a prime.

3625557 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3625577) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3069 + ... + 4082.

It is an arithmetic number, because the mean of its divisors is an integer number (436272).

Almost surely, 2^3625557 is an apocalyptic number.

It is an amenable number.

3625557 is a deficient number, since it is larger than the sum of its proper divisors (1609707).

3625557 is a wasteful number, since it uses less digits than its factorization.

3625557 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7180 (or 7167 counting only the distinct ones).

The product of its digits is 31500, while the sum is 33.

The square root of 3625557 is about 1904.0895462136. The cubic root of 3625557 is about 153.6237088375.

The spelling of 3625557 in words is "three million, six hundred twenty-five thousand, five hundred fifty-seven".