2252365861 has 8 divisors (see below), whose sum is σ = 2315966240. Its totient is φ = 2188909008.

The previous prime is 2252365859. The next prime is 2252365879. The reversal of 2252365861 is 1685632522.

It is a happy number.

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 2252365861 - 2¹ = 2252365859 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 (2252365261) 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, 3651 + ... + 67216.

It is an arithmetic number, because the mean of its divisors is an integer number (289495780).

Almost surely, 2^2252365861 is an apocalyptic number.

It is an amenable number.

2252365861 is a deficient number, since it is larger than the sum of its proper divisors (63600379).

2252365861 is an equidigital number, since it uses as much as digits as its factorization.

2252365861 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71763.

The product of its digits is 172800, while the sum is 40.

The square root of 2252365861 is about 47459.0967149608. The cubic root of 2252365861 is about 1310.8298184325.

The spelling of 2252365861 in words is "two billion, two hundred fifty-two million, three hundred sixty-five thousand, eight hundred sixty-one".