133247848 has 16 divisors (see below), whose sum is σ = 250325280. Its totient is φ = 66494448.

The previous prime is 133247843. The next prime is 133247857. The reversal of 133247848 is 848742331.

It is a super-2 number, since 2×133247848² = 35509977993262208, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 133247848.

It is not an unprimeable number, because it can be changed into a prime (133247843) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11740 + ... + 20107.

It is an arithmetic number, because the mean of its divisors is an integer number (15645330).

Almost surely, 2^133247848 is an apocalyptic number.

It is an amenable number.

133247848 is a deficient number, since it is larger than the sum of its proper divisors (117077432).

133247848 is a wasteful number, since it uses less digits than its factorization.

133247848 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32376 (or 32372 counting only the distinct ones).

The product of its digits is 129024, while the sum is 40.

The square root of 133247848 is about 11543.3031667716. The cubic root of 133247848 is about 510.7637512253.

The spelling of 133247848 in words is "one hundred thirty-three million, two hundred forty-seven thousand, eight hundred forty-eight".