99946751 has 4 divisors (see below), whose sum is σ = 99974952. Its totient is φ = 99918552.

The previous prime is 99946747. The next prime is 99946793. The reversal of 99946751 is 15764999.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 99946751 - 2² = 99946747 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 99946751.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (99946741) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7865 + ... + 16178.

It is an arithmetic number, because the mean of its divisors is an integer number (24993738).

Almost surely, 2^99946751 is an apocalyptic number.

99946751 is a deficient number, since it is larger than the sum of its proper divisors (28201).

99946751 is a wasteful number, since it uses less digits than its factorization.

99946751 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28200.

The product of its digits is 612360, while the sum is 50.

The square root of 99946751 is about 9997.3371954736. The cubic root of 99946751 is about 464.0764820790.

The spelling of 99946751 in words is "ninety-nine million, nine hundred forty-six thousand, seven hundred fifty-one".