2240426 has 8 divisors (see below), whose sum is σ = 3374784. Its totient is φ = 1115500.

The previous prime is 2240389. The next prime is 2240431. The reversal of 2240426 is 6240422.

2240426 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a super-2 number, since 2×2240426² = 10039017322952, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2240398 and 2240407.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1730 + ... + 2733.

It is an arithmetic number, because the mean of its divisors is an integer number (421848).

2^2240426 is an apocalyptic number.

2240426 is a deficient number, since it is larger than the sum of its proper divisors (1134358).

2240426 is a wasteful number, since it uses less digits than its factorization.

2240426 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4716.

The product of its (nonzero) digits is 768, while the sum is 20.

The square root of 2240426 is about 1496.8052645551. The cubic root of 2240426 is about 130.8509463714.

Adding to 2240426 its reverse (6240422), we get a palindrome (8480848).

The spelling of 2240426 in words is "two million, two hundred forty thousand, four hundred twenty-six".