3642189 has 8 divisors (see below), whose sum is σ = 4923072. Its totient is φ = 2394720.

The previous prime is 3642157. The next prime is 3642203. The reversal of 3642189 is 9812463.

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

It is not a de Polignac number, because 3642189 - 2⁵ = 3642157 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3652189) 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, 8097 + ... + 8534.

It is an arithmetic number, because the mean of its divisors is an integer number (615384).

Almost surely, 2^3642189 is an apocalyptic number.

It is an amenable number.

3642189 is a deficient number, since it is larger than the sum of its proper divisors (1280883).

3642189 is a wasteful number, since it uses less digits than its factorization.

3642189 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16707.

The product of its digits is 10368, while the sum is 33.

The square root of 3642189 is about 1908.4519904886. The cubic root of 3642189 is about 153.8582633609.

The spelling of 3642189 in words is "three million, six hundred forty-two thousand, one hundred eighty-nine".