3798642 has 32 divisors (see below), whose sum is σ = 7945344. Its totient is φ = 1209600.

The previous prime is 3798637. The next prime is 3798643. The reversal of 3798642 is 2468973.

It is a self number, because there is not a number n which added to its sum of digits gives 3798642.

It is not an unprimeable number, because it can be changed into a prime (3798643) 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, 15642 + ... + 15882.

It is an arithmetic number, because the mean of its divisors is an integer number (248292).

Almost surely, 2^3798642 is an apocalyptic number.

3798642 is an abundant number, since it is smaller than the sum of its proper divisors (4146702).

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

3798642 is a wasteful number, since it uses less digits than its factorization.

3798642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 354.

The product of its digits is 72576, while the sum is 39.

The square root of 3798642 is about 1949.0105181861. The cubic root of 3798642 is about 156.0304838521.

The spelling of 3798642 in words is "three million, seven hundred ninety-eight thousand, six hundred forty-two".