3642045 has 16 divisors (see below), whose sum is σ = 6357312. Its totient is φ = 1765760.

The previous prime is 3642031. The next prime is 3642049. The reversal of 3642045 is 5402463.

It is not a de Polignac number, because 3642045 - 2⁷ = 3641917 is a prime.

It is a Smith number, since the sum of its digits (24) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3642049) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10872 + ... + 11201.

It is an arithmetic number, because the mean of its divisors is an integer number (397332).

Almost surely, 2^3642045 is an apocalyptic number.

It is an amenable number.

3642045 is a deficient number, since it is larger than the sum of its proper divisors (2715267).

3642045 is a wasteful number, since it uses less digits than its factorization.

3642045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22092.

The product of its (nonzero) digits is 2880, while the sum is 24.

The square root of 3642045 is about 1908.4142632039. The cubic root of 3642045 is about 153.8562356534.

The spelling of 3642045 in words is "three million, six hundred forty-two thousand, forty-five".