3633742 has 16 divisors (see below), whose sum is σ = 6357600. Its totient is φ = 1557024.

The previous prime is 3633719. The next prime is 3633743. The reversal of 3633742 is 2473363.

It is a self number, because there is not a number n which added to its sum of digits gives 3633742.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3633743) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1963 + ... + 3334.

It is an arithmetic number, because the mean of its divisors is an integer number (397350).

Almost surely, 2^3633742 is an apocalyptic number.

3633742 is a deficient number, since it is larger than the sum of its proper divisors (2723858).

3633742 is an equidigital number, since it uses as much as digits as its factorization.

3633742 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5320 (or 5306 counting only the distinct ones).

The product of its digits is 9072, while the sum is 28.

The square root of 3633742 is about 1906.2376556977. The cubic root of 3633742 is about 153.7392280994.

The spelling of 3633742 in words is "three million, six hundred thirty-three thousand, seven hundred forty-two".