133036442 has 48 divisors (see below), whose sum is σ = 262688832. Its totient is φ = 49083840.

The previous prime is 133036433. The next prime is 133036451. The reversal of 133036442 is 244630331.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (133036433) and next prime (133036451).

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 23 ways as a sum of consecutive naturals, for example, 54398 + ... + 56790.

It is an arithmetic number, because the mean of its divisors is an integer number (5472684).

Almost surely, 2^133036442 is an apocalyptic number.

133036442 is a deficient number, since it is larger than the sum of its proper divisors (129652390).

133036442 is a wasteful number, since it uses less digits than its factorization.

133036442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2451 (or 2432 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 26.

The square root of 133036442 is about 11534.1424475338. The cubic root of 133036442 is about 510.4934887571.

Adding to 133036442 its reverse (244630331), we get a palindrome (377666773).

The spelling of 133036442 in words is "one hundred thirty-three million, thirty-six thousand, four hundred forty-two".