995506399 has 16 divisors (see below), whose sum is σ = 1025589600. Its totient is φ = 966025600.

The previous prime is 995506381. The next prime is 995506429. The reversal of 995506399 is 993605599.

It is a cyclic number.

It is not a de Polignac number, because 995506399 - 2²⁹ = 458635487 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (995506319) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1248669 + ... + 1249465.

It is an arithmetic number, because the mean of its divisors is an integer number (64099350).

Almost surely, 2^995506399 is an apocalyptic number.

995506399 is a deficient number, since it is larger than the sum of its proper divisors (30083201).

995506399 is a wasteful number, since it uses less digits than its factorization.

995506399 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1130.

The product of its (nonzero) digits is 2952450, while the sum is 55.

The square root of 995506399 is about 31551.6465338974. The cubic root of 995506399 is about 998.4998837766.

The spelling of 995506399 in words is "nine hundred ninety-five million, five hundred six thousand, three hundred ninety-nine".