3642830 has 16 divisors (see below), whose sum is σ = 6607440. Its totient is φ = 1445952.

The previous prime is 3642823. The next prime is 3642833. The reversal of 3642830 is 382463.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 3642830.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3642833) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 41 + ... + 2699.

It is an arithmetic number, because the mean of its divisors is an integer number (412965).

Almost surely, 2^3642830 is an apocalyptic number.

3642830 is a deficient number, since it is larger than the sum of its proper divisors (2964610).

3642830 is a wasteful number, since it uses less digits than its factorization.

3642830 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2803.

The product of its (nonzero) digits is 3456, while the sum is 26.

The square root of 3642830 is about 1908.6199202565. The cubic root of 3642830 is about 153.8672888272.

The spelling of 3642830 in words is "three million, six hundred forty-two thousand, eight hundred thirty".