71461850 has 24 divisors (see below), whose sum is σ = 139916640. Its totient is φ = 27079920.

The previous prime is 71461849. The next prime is 71461853. The reversal of 71461850 is 5816417.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (71461853) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 36662 + ... + 38561.

It is an arithmetic number, because the mean of its divisors is an integer number (5829860).

Almost surely, 2^71461850 is an apocalyptic number.

71461850 is a deficient number, since it is larger than the sum of its proper divisors (68454790).

71461850 is a wasteful number, since it uses less digits than its factorization.

71461850 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 75254 (or 75249 counting only the distinct ones).

The product of its (nonzero) digits is 6720, while the sum is 32.

The square root of 71461850 is about 8453.5111048605. The cubic root of 71461850 is about 414.9776927091.

The spelling of 71461850 in words is "seventy-one million, four hundred sixty-one thousand, eight hundred fifty".