3621474 has 12 divisors (see below), whose sum is σ = 7846566. Its totient is φ = 1207152.

The previous prime is 3621473. The next prime is 3621481. The reversal of 3621474 is 4741263.

It can be written as a sum of positive squares in only one way, i.e., 3583449 + 38025 = 1893^2 + 195^2 .

It is not an unprimeable number, because it can be changed into a prime (3621473) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 100579 + ... + 100614.

Almost surely, 2^3621474 is an apocalyptic number.

3621474 is an abundant number, since it is smaller than the sum of its proper divisors (4225092).

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

3621474 is a wasteful number, since it uses less digits than its factorization.

3621474 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 201201 (or 201198 counting only the distinct ones).

The product of its digits is 4032, while the sum is 27.

The square root of 3621474 is about 1903.0170782208. The cubic root of 3621474 is about 153.5660182801.

It can be divided in two parts, 3621 and 474, that added together give a triangular number (4095 = T₉₀).

The spelling of 3621474 in words is "three million, six hundred twenty-one thousand, four hundred seventy-four".