3642355 has 4 divisors (see below), whose sum is σ = 4370832. Its totient is φ = 2913880.

The previous prime is 3642347. The next prime is 3642377. The reversal of 3642355 is 5532463.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 5532463 = 17 ⋅325439.

It is not a de Polignac number, because 3642355 - 2³ = 3642347 is a prime.

It is a Duffinian number.

3642355 is a lucky number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 364231 + ... + 364240.

It is an arithmetic number, because the mean of its divisors is an integer number (1092708).

Almost surely, 2^3642355 is an apocalyptic number.

3642355 is a deficient number, since it is larger than the sum of its proper divisors (728477).

3642355 is an equidigital number, since it uses as much as digits as its factorization.

3642355 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 728476.

The product of its digits is 10800, while the sum is 28.

The square root of 3642355 is about 1908.4954807387. The cubic root of 3642355 is about 153.8606007908.

The spelling of 3642355 in words is "three million, six hundred forty-two thousand, three hundred fifty-five".