2352621 has 16 divisors (see below), whose sum is σ = 3322368. Its totient is φ = 1478400.

The previous prime is 2352619. The next prime is 2352631. The reversal of 2352621 is 1262532.

It is not a de Polignac number, because 2352621 - 2¹ = 2352619 is a prime.

It is a d-powerful number, because it can be written as 2⁵ + 3¹¹ + 5⁷ + 2⁷ + 6² + 2²¹ + 1 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2352611) 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, 3505 + ... + 4121.

It is an arithmetic number, because the mean of its divisors is an integer number (207648).

2^2352621 is an apocalyptic number.

It is an amenable number.

2352621 is a deficient number, since it is larger than the sum of its proper divisors (969747).

2352621 is a wasteful number, since it uses less digits than its factorization.

2352621 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 692.

The product of its digits is 720, while the sum is 21.

The square root of 2352621 is about 1533.8256093833. The cubic root of 2352621 is about 132.9996984937. Note that the first 3 decimals are identical.

The spelling of 2352621 in words is "two million, three hundred fifty-two thousand, six hundred twenty-one".