9619975 has 12 divisors (see below), whose sum is σ = 12054784. Its totient is φ = 7614720.

The previous prime is 9619937. The next prime is 9619979. The reversal of 9619975 is 5799169.

It is not a de Polignac number, because 9619975 - 2⁷ = 9619847 is a prime.

It is a hoax number, since the sum of its digits (46) coincides with the sum of the digits of its distinct prime factors.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9619979) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 442 + ... + 4408.

Almost surely, 2^9619975 is an apocalyptic number.

9619975 is a deficient number, since it is larger than the sum of its proper divisors (2434809).

9619975 is a wasteful number, since it uses less digits than its factorization.

9619975 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4074 (or 4069 counting only the distinct ones).

The product of its digits is 153090, while the sum is 46.

The square root of 9619975 is about 3101.6084536898. The cubic root of 9619975 is about 212.6790186951.

The spelling of 9619975 in words is "nine million, six hundred nineteen thousand, nine hundred seventy-five".