1240842226 has 32 divisors (see below), whose sum is σ = 2094946560. Its totient is φ = 546917184.

The previous prime is 1240842217. The next prime is 1240842233. The reversal of 1240842226 is 6222480421.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 494491 + ... + 496993.

It is an arithmetic number, because the mean of its divisors is an integer number (65467080).

Almost surely, 2^1240842226 is an apocalyptic number.

1240842226 is a deficient number, since it is larger than the sum of its proper divisors (854104334).

1240842226 is a wasteful number, since it uses less digits than its factorization.

1240842226 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3370.

The product of its (nonzero) digits is 12288, while the sum is 31.

The square root of 1240842226 is about 35225.5904989540. The cubic root of 1240842226 is about 1074.5802510514.

The spelling of 1240842226 in words is "one billion, two hundred forty million, eight hundred forty-two thousand, two hundred twenty-six".