9425645 has 6 divisors (see below), whose sum is σ = 11319018. Its totient is φ = 7535024.

The previous prime is 9425641. The next prime is 9425683. The reversal of 9425645 is 5465249.

It is a happy number.

It can be written as a sum of positive squares in 3 ways, for example, as 6666724 + 2758921 = 2582^2 + 1661^2 .

It is not a de Polignac number, because 9425645 - 2² = 9425641 is a prime.

It is a super-3 number, since 3×9425645³ (a number of 22 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9425641) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 6179 + ... + 7551.

It is an arithmetic number, because the mean of its divisors is an integer number (1886503).

Almost surely, 2^9425645 is an apocalyptic number.

It is an amenable number.

9425645 is a deficient number, since it is larger than the sum of its proper divisors (1893373).

9425645 is an frugal number, since it uses more digits than its factorization.

9425645 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2751 (or 1378 counting only the distinct ones).

The product of its digits is 43200, while the sum is 35.

The square root of 9425645 is about 3070.1213331072. The cubic root of 9425645 is about 211.2371792927.

The spelling of 9425645 in words is "nine million, four hundred twenty-five thousand, six hundred forty-five".