2255704621 has 8 divisors (see below), whose sum is σ = 2317369824. Its totient is φ = 2194458000.

The previous prime is 2255704603. The next prime is 2255704657. The reversal of 2255704621 is 1264075522.

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

It is a cyclic number.

It is not a de Polignac number, because 2255704621 - 2²¹ = 2253607469 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2255707621) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 93706 + ... + 115291.

It is an arithmetic number, because the mean of its divisors is an integer number (289671228).

Almost surely, 2^2255704621 is an apocalyptic number.

It is an amenable number.

2255704621 is a deficient number, since it is larger than the sum of its proper divisors (61665203).

2255704621 is a wasteful number, since it uses less digits than its factorization.

2255704621 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 209291.

The product of its (nonzero) digits is 33600, while the sum is 34.

The square root of 2255704621 is about 47494.2588214618. The cubic root of 2255704621 is about 1311.4771948227.

The spelling of 2255704621 in words is "two billion, two hundred fifty-five million, seven hundred four thousand, six hundred twenty-one".