1236226652 has 12 divisors (see below), whose sum is σ = 2164580880. Its totient is φ = 617774976.

The previous prime is 1236226639. The next prime is 1236226669. The reversal of 1236226652 is 2566226321.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 76277 + ... + 91052.

It is an arithmetic number, because the mean of its divisors is an integer number (180381740).

Almost surely, 2^1236226652 is an apocalyptic number.

It is an amenable number.

1236226652 is a deficient number, since it is larger than the sum of its proper divisors (928354228).

1236226652 is a wasteful number, since it uses less digits than its factorization.

1236226652 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 169180 (or 169178 counting only the distinct ones).

The product of its digits is 51840, while the sum is 35.

The square root of 1236226652 is about 35160.0149601788. The cubic root of 1236226652 is about 1073.2462197559.

The spelling of 1236226652 in words is "one billion, two hundred thirty-six million, two hundred twenty-six thousand, six hundred fifty-two".