133672374 has 24 divisors (see below), whose sum is σ = 315953352. Its totient is φ = 40506720.

The previous prime is 133672369. The next prime is 133672421. The reversal of 133672374 is 473276331.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 337359 + ... + 337754.

It is an arithmetic number, because the mean of its divisors is an integer number (13164723).

Almost surely, 2^133672374 is an apocalyptic number.

133672374 is an abundant number, since it is smaller than the sum of its proper divisors (182280978).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

133672374 is a wasteful number, since it uses less digits than its factorization.

133672374 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 675132 (or 675129 counting only the distinct ones).

The product of its digits is 63504, while the sum is 36.

The square root of 133672374 is about 11561.6769544906. The cubic root of 133672374 is about 511.3056051890.

The spelling of 133672374 in words is "one hundred thirty-three million, six hundred seventy-two thousand, three hundred seventy-four".