75000824 has 16 divisors (see below), whose sum is σ = 141177600. Its totient is φ = 37353472.

The previous prime is 75000823. The next prime is 75000833. The reversal of 75000824 is 42800057.

It is a junction number, because it is equal to n+sod(n) for n = 75000793 and 75000802.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (75000823) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16184 + ... + 20295.

It is an arithmetic number, because the mean of its divisors is an integer number (8823600).

Almost surely, 2^75000824 is an apocalyptic number.

It is an amenable number.

75000824 is a deficient number, since it is larger than the sum of its proper divisors (66176776).

75000824 is a wasteful number, since it uses less digits than its factorization.

75000824 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36742 (or 36738 counting only the distinct ones).

The product of its (nonzero) digits is 2240, while the sum is 26.

The square root of 75000824 is about 8660.3016113759. The cubic root of 75000824 is about 421.7178770641.

The spelling of 75000824 in words is "seventy-five million, eight hundred twenty-four", and thus it is an aban number.