2619642 has 8 divisors (see below), whose sum is σ = 5239296. Its totient is φ = 873212.

The previous prime is 2619641. The next prime is 2619647. The reversal of 2619642 is 2469162.

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

2619642 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (2619641) 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, 218298 + ... + 218309.

It is an arithmetic number, because the mean of its divisors is an integer number (654912).

2^2619642 is an apocalyptic number.

2619642 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.

2619642 is a wasteful number, since it uses less digits than its factorization.

2619642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 436612.

The product of its digits is 5184, while the sum is 30.

The square root of 2619642 is about 1618.5308152766. The cubic root of 2619642 is about 137.8522889158.

The spelling of 2619642 in words is "two million, six hundred nineteen thousand, six hundred forty-two".