133772474 has 8 divisors (see below), whose sum is σ = 218900448. Its totient is φ = 60805660.

The previous prime is 133772453. The next prime is 133772491. The reversal of 133772474 is 474277331.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3040262 + ... + 3040305.

It is an arithmetic number, because the mean of its divisors is an integer number (27362556).

Almost surely, 2^133772474 is an apocalyptic number.

133772474 is a deficient number, since it is larger than the sum of its proper divisors (85127974).

133772474 is a wasteful number, since it uses less digits than its factorization.

133772474 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6080580.

The product of its digits is 98784, while the sum is 38.

The square root of 133772474 is about 11566.0051011574. The cubic root of 133772474 is about 511.4332030342.

It can be divided in two parts, 13377 and 2474, that added together give a palindrome (15851).

The spelling of 133772474 in words is "one hundred thirty-three million, seven hundred seventy-two thousand, four hundred seventy-four".