2295001621 has 8 divisors (see below), whose sum is σ = 2635408800. Its totient is φ = 1976556240.

The previous prime is 2295001603. The next prime is 2295001661. The reversal of 2295001621 is 1261005922.

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 2295001621 - 2²³ = 2286613013 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2295001621.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2295001661) 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, 5490226 + ... + 5490643.

It is an arithmetic number, because the mean of its divisors is an integer number (329426100).

Almost surely, 2^2295001621 is an apocalyptic number.

It is an amenable number.

2295001621 is a deficient number, since it is larger than the sum of its proper divisors (340407179).

2295001621 is a wasteful number, since it uses less digits than its factorization.

2295001621 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10980899.

The product of its (nonzero) digits is 2160, while the sum is 28.

The square root of 2295001621 is about 47906.1751865039. The cubic root of 2295001621 is about 1319.0492122034.

The spelling of 2295001621 in words is "two billion, two hundred ninety-five million, one thousand, six hundred twenty-one".