1140236226 has 24 divisors (see below), whose sum is σ = 2489969664. Its totient is φ = 377085240.

The previous prime is 1140236213. The next prime is 1140236231. The reversal of 1140236226 is 6226320411.

1140236226 is a `hidden beast` number, since 1 + 1 + 402 + 36 + 226 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 1140236226.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 247110 + ... + 251681.

It is an arithmetic number, because the mean of its divisors is an integer number (103748736).

Almost surely, 2^1140236226 is an apocalyptic number.

1140236226 is an abundant number, since it is smaller than the sum of its proper divisors (1349733438).

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

1140236226 is a wasteful number, since it uses less digits than its factorization.

1140236226 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 498926 (or 498923 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 27.

The square root of 1140236226 is about 33767.3840562161. The cubic root of 1140236226 is about 1044.7160774110.

Adding to 1140236226 its reverse (6226320411), we get a palindrome (7366556637).

The spelling of 1140236226 in words is "one billion, one hundred forty million, two hundred thirty-six thousand, two hundred twenty-six".