3630474 has 16 divisors (see below), whose sum is σ = 8067840. Its totient is φ = 1210140.

The previous prime is 3630461. The next prime is 3630521. The reversal of 3630474 is 4740363.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an Ulam number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 33562 + ... + 33669.

It is an arithmetic number, because the mean of its divisors is an integer number (504240).

Almost surely, 2^3630474 is an apocalyptic number.

3630474 is an abundant number, since it is smaller than the sum of its proper divisors (4437366).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3630474 is a wasteful number, since it uses less digits than its factorization.

3630474 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67242 (or 67236 counting only the distinct ones).

The product of its (nonzero) digits is 6048, while the sum is 27.

The square root of 3630474 is about 1905.3802770051. The cubic root of 3630474 is about 153.6931259005.

The spelling of 3630474 in words is "three million, six hundred thirty thousand, four hundred seventy-four".