71853328 has 20 divisors (see below), whose sum is σ = 139921600. Its totient is φ = 35744544.

The previous prime is 71853317. The next prime is 71853337. The reversal of 71853328 is 82335817.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8100 + ... + 14467.

It is an arithmetic number, because the mean of its divisors is an integer number (6996080).

Almost surely, 2^71853328 is an apocalyptic number.

It is an amenable number.

71853328 is a deficient number, since it is larger than the sum of its proper divisors (68068272).

71853328 is a wasteful number, since it uses less digits than its factorization.

71853328 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22774 (or 22768 counting only the distinct ones).

The product of its digits is 40320, while the sum is 37.

The square root of 71853328 is about 8476.6342377149. The cubic root of 71853328 is about 415.7340817801.

The spelling of 71853328 in words is "seventy-one million, eight hundred fifty-three thousand, three hundred twenty-eight".