153226556 has 24 divisors (see below), whose sum is σ = 306840576. Its totient is φ = 65585520.

The previous prime is 153226547. The next prime is 153226561. The reversal of 153226556 is 655622351.

It is a super-2 number, since 2×153226556² = 46956754927242272, which contains 22 as substring.

It is a Smith number, since the sum of its digits (35) coincides with the sum of the digits of its prime factors.

It is a congruent number.

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 7 ways as a sum of consecutive naturals, for example, 22505 + ... + 28511.

It is an arithmetic number, because the mean of its divisors is an integer number (12785024).

Almost surely, 2^153226556 is an apocalyptic number.

It is an amenable number.

153226556 is an abundant number, since it is smaller than the sum of its proper divisors (153614020).

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

153226556 is a wasteful number, since it uses less digits than its factorization.

153226556 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6929 (or 6927 counting only the distinct ones).

The product of its digits is 54000, while the sum is 35.

The square root of 153226556 is about 12378.4714726819. The cubic root of 153226556 is about 535.1119875040. Note that the first 3 decimals are identical.

The spelling of 153226556 in words is "one hundred fifty-three million, two hundred twenty-six thousand, five hundred fifty-six".