133399074 has 16 divisors (see below), whose sum is σ = 269796960. Its totient is φ = 43966560.

The previous prime is 133399069. The next prime is 133399087. The reversal of 133399074 is 470993331.

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 124372 + ... + 125439.

It is an arithmetic number, because the mean of its divisors is an integer number (16862310).

Almost surely, 2^133399074 is an apocalyptic number.

133399074 is an abundant number, since it is smaller than the sum of its proper divisors (136397886).

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

133399074 is a wasteful number, since it uses less digits than its factorization.

133399074 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 249905.

The product of its (nonzero) digits is 61236, while the sum is 39.

The square root of 133399074 is about 11549.8516873595. The cubic root of 133399074 is about 510.9569039550.

The spelling of 133399074 in words is "one hundred thirty-three million, three hundred ninety-nine thousand, seventy-four".