994269561 has 8 divisors (see below), whose sum is σ = 1347425664. Its totient is φ = 651979920.

The previous prime is 994269517. The next prime is 994269571. The reversal of 994269561 is 165962499.

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

It is not a de Polignac number, because 994269561 - 2⁹ = 994269049 is a prime.

It is a super-2 number, since 2×994269561² = 1977143919862265442, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (994269571) 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 7 ways as a sum of consecutive naturals, for example, 2716401 + ... + 2716766.

It is an arithmetic number, because the mean of its divisors is an integer number (168428208).

Almost surely, 2^994269561 is an apocalyptic number.

It is an amenable number.

994269561 is a deficient number, since it is larger than the sum of its proper divisors (353156103).

994269561 is a wasteful number, since it uses less digits than its factorization.

994269561 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5433231.

The product of its digits is 1049760, while the sum is 51.

The square root of 994269561 is about 31532.0402289481. The cubic root of 994269561 is about 998.0861933473.

The spelling of 994269561 in words is "nine hundred ninety-four million, two hundred sixty-nine thousand, five hundred sixty-one".