9945087 has 8 divisors (see below), whose sum is σ = 13281840. Its totient is φ = 6619200.

The previous prime is 9945077. The next prime is 9945101. The reversal of 9945087 is 7805499.

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

It is not a de Polignac number, because 9945087 - 2⁴ = 9945071 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9945077) 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, 262 + ... + 4467.

It is an arithmetic number, because the mean of its divisors is an integer number (1660230).

Almost surely, 2^9945087 is an apocalyptic number.

9945087 is a deficient number, since it is larger than the sum of its proper divisors (3336753).

9945087 is a wasteful number, since it uses less digits than its factorization.

9945087 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5433.

The product of its (nonzero) digits is 90720, while the sum is 42.

The square root of 9945087 is about 3153.5832001075. The cubic root of 9945087 is about 215.0483900455.

The spelling of 9945087 in words is "nine million, nine hundred forty-five thousand, eighty-seven".