3642558 has 8 divisors (see below), whose sum is σ = 7285128. Its totient is φ = 1214184.

The previous prime is 3642497. The next prime is 3642559. The reversal of 3642558 is 8552463.

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

3642558 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3642559) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 303541 + ... + 303552.

It is an arithmetic number, because the mean of its divisors is an integer number (910641).

Almost surely, 2^3642558 is an apocalyptic number.

3642558 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

3642558 is a wasteful number, since it uses less digits than its factorization.

3642558 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 607098.

The product of its digits is 28800, while the sum is 33.

The square root of 3642558 is about 1908.5486632517. The cubic root of 3642558 is about 153.8634591175.

The spelling of 3642558 in words is "three million, six hundred forty-two thousand, five hundred fifty-eight".