2146244765 has 8 divisors (see below), whose sum is σ = 2943421440. Its totient is φ = 1471710672.

The previous prime is 2146244761. The next prime is 2146244773. The reversal of 2146244765 is 5674426412.

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 2146244765 - 2² = 2146244761 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2146244761) 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, 30660605 + ... + 30660674.

It is an arithmetic number, because the mean of its divisors is an integer number (367927680).

Almost surely, 2^2146244765 is an apocalyptic number.

It is an amenable number.

2146244765 is a deficient number, since it is larger than the sum of its proper divisors (797176675).

2146244765 is an equidigital number, since it uses as much as digits as its factorization.

2146244765 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61321291.

The product of its digits is 322560, while the sum is 41.

The square root of 2146244765 is about 46327.5810398082. The cubic root of 2146244765 is about 1289.9110098258.

The spelling of 2146244765 in words is "two billion, one hundred forty-six million, two hundred forty-four thousand, seven hundred sixty-five".