2721214365 has 32 divisors (see below), whose sum is σ = 4475412480. Its totient is φ = 1411131456.

The previous prime is 2721214303. The next prime is 2721214367. The reversal of 2721214365 is 5634121272.

It is not a de Polignac number, because 2721214365 - 2⁸ = 2721214109 is a prime.

It is an alternating number because its digits alternate between even and odd.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2721214367) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 134376 + ... + 153294.

It is an arithmetic number, because the mean of its divisors is an integer number (139856640).

Almost surely, 2^2721214365 is an apocalyptic number.

It is an amenable number.

2721214365 is a deficient number, since it is larger than the sum of its proper divisors (1754198115).

2721214365 is a wasteful number, since it uses less digits than its factorization.

2721214365 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19193.

The product of its digits is 20160, while the sum is 33.

The square root of 2721214365 is about 52165.2601354580. The cubic root of 2721214365 is about 1396.1141162053.

The spelling of 2721214365 in words is "two billion, seven hundred twenty-one million, two hundred fourteen thousand, three hundred sixty-five".