2722463 has 4 divisors (see below), whose sum is σ = 2727648. Its totient is φ = 2717280.

The previous prime is 2722457. The next prime is 2722469. The reversal of 2722463 is 3642272.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (2722457) and next prime (2722469).

It is a cyclic number.

It is not a de Polignac number, because 2722463 - 2⁶ = 2722399 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 (2722469) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1703 + ... + 2888.

It is an arithmetic number, because the mean of its divisors is an integer number (681912).

2^2722463 is an apocalyptic number.

2722463 is a deficient number, since it is larger than the sum of its proper divisors (5185).

2722463 is an equidigital number, since it uses as much as digits as its factorization.

2722463 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5184.

The product of its digits is 4032, while the sum is 26.

The square root of 2722463 is about 1649.9887878407. The cubic root of 2722463 is about 139.6327620197.

The spelling of 2722463 in words is "two million, seven hundred twenty-two thousand, four hundred sixty-three".