2394621 has 12 divisors (see below), whose sum is σ = 3492060. Its totient is φ = 1581120.

The previous prime is 2394611. The next prime is 2394629. The reversal of 2394621 is 1264932.

2394621 is a `hidden beast` number, since 2 + 39 + 4 + 621 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 881721 + 1512900 = 939^2 + 1230^2 .

It is not a de Polignac number, because 2394621 - 2⁹ = 2394109 is a prime.

It is a Smith number, since the sum of its digits (27) coincides with the sum of the digits of its prime factors.

It is a d-powerful number, because it can be written as 2¹³ + 3⁷ + 9⁶ + 4¹⁰ + 6⁷ + 2¹⁹ + 1 .

2394621 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2394629) 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, 240 + ... + 2201.

It is an arithmetic number, because the mean of its divisors is an integer number (291005).

2^2394621 is an apocalyptic number.

It is an amenable number.

2394621 is a deficient number, since it is larger than the sum of its proper divisors (1097439).

2394621 is a wasteful number, since it uses less digits than its factorization.

2394621 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2556 (or 2553 counting only the distinct ones).

The product of its digits is 2592, while the sum is 27.

The square root of 2394621 is about 1547.4562998676. The cubic root of 2394621 is about 133.7864907567.

The spelling of 2394621 in words is "two million, three hundred ninety-four thousand, six hundred twenty-one".