14625009 has 32 divisors (see below), whose sum is σ = 24944640. Its totient is φ = 8295696.

The previous prime is 14625001. The next prime is 14625011. The reversal of 14625009 is 90052641.

It is not a de Polignac number, because 14625009 - 2³ = 14625001 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (14625001) 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, 41974 + ... + 42320.

It is an arithmetic number, because the mean of its divisors is an integer number (779520).

Almost surely, 2^14625009 is an apocalyptic number.

It is an amenable number.

14625009 is a deficient number, since it is larger than the sum of its proper divisors (10319631).

14625009 is a wasteful number, since it uses less digits than its factorization.

14625009 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 586 (or 580 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 27.

The square root of 14625009 is about 3824.2658118912. The cubic root of 14625009 is about 244.5487124893.

The spelling of 14625009 in words is "fourteen million, six hundred twenty-five thousand, nine".