995673261 has 32 divisors (see below), whose sum is σ = 1471334400. Its totient is φ = 593873280.

The previous prime is 995673223. The next prime is 995673271. The reversal of 995673261 is 162376599.

It is a de Polignac number, because none of the positive numbers 2^k-995673261 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 995673261.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (995673271) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1608210 + ... + 1608828.

It is an arithmetic number, because the mean of its divisors is an integer number (45979200).

Almost surely, 2^995673261 is an apocalyptic number.

It is an amenable number.

995673261 is a deficient number, since it is larger than the sum of its proper divisors (475661139).

995673261 is a wasteful number, since it uses less digits than its factorization.

995673261 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1329.

The product of its digits is 612360, while the sum is 48.

The square root of 995673261 is about 31554.2906908078. The cubic root of 995673261 is about 998.5556685777. Note that the first 3 decimals are identical.

The spelling of 995673261 in words is "nine hundred ninety-five million, six hundred seventy-three thousand, two hundred sixty-one".