9164425 has 12 divisors (see below), whose sum is σ = 11477440. Its totient is φ = 7258320.

The previous prime is 9164423. The next prime is 9164429. The reversal of 9164425 is 5244619.

9164425 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 9164425 - 2¹ = 9164423 is a prime.

It is a hoax number, since the sum of its digits (31) coincides with the sum of the digits of its distinct prime factors.

It is an Ulam number.

9164425 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9164423) 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, 796 + ... + 4354.

Almost surely, 2^9164425 is an apocalyptic number.

It is an amenable number.

9164425 is a deficient number, since it is larger than the sum of its proper divisors (2313015).

9164425 is a wasteful number, since it uses less digits than its factorization.

9164425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3672 (or 3667 counting only the distinct ones).

The product of its digits is 8640, while the sum is 31.

The square root of 9164425 is about 3027.2801323961. The cubic root of 9164425 is about 209.2674780222.

It can be divided in two parts, 91 and 64425, that added together give a square (64516 = 254²).

The spelling of 9164425 in words is "nine million, one hundred sixty-four thousand, four hundred twenty-five".