2422779 has 8 divisors (see below), whose sum is σ = 3256320. Its totient is φ = 1602216.

The previous prime is 2422759. The next prime is 2422781. The reversal of 2422779 is 9772242.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2422779 - 2⁸ = 2422523 is a prime.

2422779 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (2422759) 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, 2799 + ... + 3560.

It is an arithmetic number, because the mean of its divisors is an integer number (407040).

2^2422779 is an apocalyptic number.

2422779 is a deficient number, since it is larger than the sum of its proper divisors (833541).

2422779 is a wasteful number, since it uses less digits than its factorization.

2422779 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6489.

The product of its digits is 14112, while the sum is 33.

The square root of 2422779 is about 1556.5278667599. The cubic root of 2422779 is about 134.3088406246.

The spelling of 2422779 in words is "two million, four hundred twenty-two thousand, seven hundred seventy-nine".