133472252 has 6 divisors (see below), whose sum is σ = 233576448. Its totient is φ = 66736124.

The previous prime is 133472249. The next prime is 133472257. The reversal of 133472252 is 252274331.

It is a super-3 number, since 3×133472252³ (a number of 25 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133472257) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16684028 + ... + 16684035.

It is an arithmetic number, because the mean of its divisors is an integer number (38929408).

Almost surely, 2^133472252 is an apocalyptic number.

It is an amenable number.

133472252 is a deficient number, since it is larger than the sum of its proper divisors (100104196).

133472252 is a wasteful number, since it uses less digits than its factorization.

133472252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33368067 (or 33368065 counting only the distinct ones).

The product of its digits is 10080, while the sum is 29.

The square root of 133472252 is about 11553.0191724934. The cubic root of 133472252 is about 511.0503178201.

The spelling of 133472252 in words is "one hundred thirty-three million, four hundred seventy-two thousand, two hundred fifty-two".