3625478 has 8 divisors (see below), whose sum is σ = 5453568. Its totient is φ = 1807624.

The previous prime is 3625477. The next prime is 3625487. The reversal of 3625478 is 8745263.

It is a happy number.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3625477) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1601 + ... + 3132.

It is an arithmetic number, because the mean of its divisors is an integer number (681696).

Almost surely, 2^3625478 is an apocalyptic number.

3625478 is a deficient number, since it is larger than the sum of its proper divisors (1828090).

3625478 is a wasteful number, since it uses less digits than its factorization.

3625478 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5118.

The product of its digits is 40320, while the sum is 35.

The square root of 3625478 is about 1904.0688012779. The cubic root of 3625478 is about 153.6225930218.

It can be divided in two parts, 362 and 5478, that multiplied together give a triangular number (1983036 = T₁₉₉₁).

The spelling of 3625478 in words is "three million, six hundred twenty-five thousand, four hundred seventy-eight".