133230862 has 4 divisors (see below), whose sum is σ = 199846296. Its totient is φ = 66615430.

The previous prime is 133230857. The next prime is 133230863. The reversal of 133230862 is 268032331.

It is a semiprime because it is the product of two primes.

It is a self number, because there is not a number n which added to its sum of digits gives 133230862.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133230863) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 33307714 + ... + 33307717.

It is an arithmetic number, because the mean of its divisors is an integer number (49961574).

Almost surely, 2^133230862 is an apocalyptic number.

133230862 is a deficient number, since it is larger than the sum of its proper divisors (66615434).

133230862 is an equidigital number, since it uses as much as digits as its factorization.

133230862 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66615433.

The product of its (nonzero) digits is 5184, while the sum is 28.

The square root of 133230862 is about 11542.5673920493. The cubic root of 133230862 is about 510.7420468053.

The spelling of 133230862 in words is "one hundred thirty-three million, two hundred thirty thousand, eight hundred sixty-two".