133234630 has 16 divisors (see below), whose sum is σ = 250249824. Its totient is φ = 50976640.

The previous prime is 133234609. The next prime is 133234649. The reversal of 133234630 is 36432331.

It is a junction number, because it is equal to n+sod(n) for n = 133234595 and 133234604.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 289411 + ... + 289870.

It is an arithmetic number, because the mean of its divisors is an integer number (15640614).

Almost surely, 2^133234630 is an apocalyptic number.

133234630 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

133234630 is a deficient number, since it is larger than the sum of its proper divisors (117015194).

133234630 is a wasteful number, since it uses less digits than its factorization.

133234630 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 579311.

The product of its (nonzero) digits is 3888, while the sum is 25.

The square root of 133234630 is about 11542.7306128143. The cubic root of 133234630 is about 510.7468616504.

Adding to 133234630 its reverse (36432331), we get a palindrome (169666961).

The spelling of 133234630 in words is "one hundred thirty-three million, two hundred thirty-four thousand, six hundred thirty".