995883721 has 8 divisors (see below), whose sum is σ = 1139996480. Its totient is φ = 852231888.

The previous prime is 995883703. The next prime is 995883737. The reversal of 995883721 is 127388599.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 995883721 - 2⁹ = 995883209 is a prime.

It is not an unprimeable number, because it can be changed into a prime (995883781) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 110586 + ... + 119251.

It is an arithmetic number, because the mean of its divisors is an integer number (142499560).

Almost surely, 2^995883721 is an apocalyptic number.

It is an amenable number.

995883721 is a deficient number, since it is larger than the sum of its proper divisors (144112759).

995883721 is a wasteful number, since it uses less digits than its factorization.

995883721 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 230463.

The product of its digits is 1088640, while the sum is 52.

The square root of 995883721 is about 31557.6254017947. The cubic root of 995883721 is about 998.6260200437.

The spelling of 995883721 in words is "nine hundred ninety-five million, eight hundred eighty-three thousand, seven hundred twenty-one".