2246400385 has 8 divisors (see below), whose sum is σ = 2696132520. Its totient is φ = 1796818944.

The previous prime is 2246400379. The next prime is 2246400433. The reversal of 2246400385 is 5830046422.

It can be written as a sum of positive squares in 4 ways, for example, as 376010881 + 1870389504 = 19391^2 + 43248^2 .

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 2246400385 - 2⁵ = 2246400353 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2246400385.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1762 + ... + 67051.

It is an arithmetic number, because the mean of its divisors is an integer number (337016565).

Almost surely, 2^2246400385 is an apocalyptic number.

It is an amenable number.

2246400385 is a deficient number, since it is larger than the sum of its proper divisors (449732135).

2246400385 is an equidigital number, since it uses as much as digits as its factorization.

2246400385 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75347.

The product of its (nonzero) digits is 46080, while the sum is 34.

The square root of 2246400385 is about 47396.2064410223. The cubic root of 2246400385 is about 1309.6715344928.

The spelling of 2246400385 in words is "two billion, two hundred forty-six million, four hundred thousand, three hundred eighty-five".