2340621 has 12 divisors (see below), whose sum is σ = 3407040. Its totient is φ = 1548360.

The previous prime is 2340617. The next prime is 2340659. The reversal of 2340621 is 1260432.

It is a happy number.

2340621 is a `hidden beast` number, since 2 + 3 + 40 + 621 = 666.

It is not a de Polignac number, because 2340621 - 2² = 2340617 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2340594 and 2340603.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2340661) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 316 + ... + 2186.

It is an arithmetic number, because the mean of its divisors is an integer number (283920).

2^2340621 is an apocalyptic number.

It is an amenable number.

2340621 is a deficient number, since it is larger than the sum of its proper divisors (1066419).

2340621 is a wasteful number, since it uses less digits than its factorization.

2340621 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2016 (or 2013 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

The square root of 2340621 is about 1529.9088208125. The cubic root of 2340621 is about 132.7731826686.

The spelling of 2340621 in words is "two million, three hundred forty thousand, six hundred twenty-one".