2240126786 has 4 divisors (see below), whose sum is σ = 3360190182. Its totient is φ = 1120063392.

The previous prime is 2240126783. The next prime is 2240126849. The reversal of 2240126786 is 6876210422.

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

It can be written as a sum of positive squares in only one way, i.e., 2040780625 + 199346161 = 45175^2 + 14119^2 .

It is not an unprimeable number, because it can be changed into a prime (2240126783) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 560031695 + ... + 560031698.

Almost surely, 2^2240126786 is an apocalyptic number.

2240126786 is a deficient number, since it is larger than the sum of its proper divisors (1120063396).

2240126786 is a wasteful number, since it uses less digits than its factorization.

2240126786 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1120063395.

The product of its (nonzero) digits is 64512, while the sum is 38.

The square root of 2240126786 is about 47329.9776674361. The cubic root of 2240126786 is about 1308.4512096462.

The spelling of 2240126786 in words is "two billion, two hundred forty million, one hundred twenty-six thousand, seven hundred eighty-six".