2779022 has 4 divisors (see below), whose sum is σ = 4168536. Its totient is φ = 1389510.

The previous prime is 2779013. The next prime is 2779031. The reversal of 2779022 is 2209772.

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 (2779013) and next prime (2779031).

It is an Ulam number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 694754 + ... + 694757.

It is an arithmetic number, because the mean of its divisors is an integer number (1042134).

2^2779022 is an apocalyptic number.

2779022 is a deficient number, since it is larger than the sum of its proper divisors (1389514).

2779022 is a wasteful number, since it uses less digits than its factorization.

2779022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1389513.

The product of its (nonzero) digits is 3528, while the sum is 29.

The square root of 2779022 is about 1667.0398915443. The cubic root of 2779022 is about 140.5930961040.

The spelling of 2779022 in words is "two million, seven hundred seventy-nine thousand, twenty-two".