2279436 has 36 divisors (see below), whose sum is σ = 5499816. Its totient is φ = 734720.

The previous prime is 2279423. The next prime is 2279447. The reversal of 2279436 is 6349722.

It is a junction number, because it is equal to n+sod(n) for n = 2279397 and 2279406.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 20116 + ... + 20228.

2^2279436 is an apocalyptic number.

It is an amenable number.

2279436 is an abundant number, since it is smaller than the sum of its proper divisors (3220380).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2279436 is a wasteful number, since it uses less digits than its factorization.

2279436 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 202 (or 159 counting only the distinct ones).

The product of its digits is 18144, while the sum is 33.

The square root of 2279436 is about 1509.7801164408. The cubic root of 2279436 is about 131.6060337893.

The spelling of 2279436 in words is "two million, two hundred seventy-nine thousand, four hundred thirty-six".