2621334 has 8 divisors (see below), whose sum is σ = 5242680. Its totient is φ = 873776.

The previous prime is 2621309. The next prime is 2621347. The reversal of 2621334 is 4331262.

It is a happy number.

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

2621334 is an admirable number.

It is an Ulam number.

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 2621334.

It is a congruent 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, 218439 + ... + 218450.

It is an arithmetic number, because the mean of its divisors is an integer number (655335).

2^2621334 is an apocalyptic number.

2621334 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.

2621334 is a wasteful number, since it uses less digits than its factorization.

2621334 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 436894.

The product of its digits is 864, while the sum is 21.

The square root of 2621334 is about 1619.0534271605. The cubic root of 2621334 is about 137.8819616565.

Adding to 2621334 its reverse (4331262), we get a palindrome (6952596).

It can be divided in two parts, 262 and 1334, that added together give a triangular number (1596 = T₅₆).

The spelling of 2621334 in words is "two million, six hundred twenty-one thousand, three hundred thirty-four".