9255420 has 36 divisors (see below), whose sum is σ = 28075320. Its totient is φ = 2468064.

The previous prime is 9255409. The next prime is 9255427. The reversal of 9255420 is 245529.

9255420 is a `hidden beast` number, since 92 + 554 + 20 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9255427) 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, 25530 + ... + 25889.

It is an arithmetic number, because the mean of its divisors is an integer number (779870).

Almost surely, 2^9255420 is an apocalyptic number.

9255420 is a gapful number since it is divisible by the number (90) formed by its first and last digit.

It is an amenable number.

9255420 is an abundant number, since it is smaller than the sum of its proper divisors (18819900).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

9255420 is a wasteful number, since it uses less digits than its factorization.

9255420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51434 (or 51429 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 27.

The square root of 9255420 is about 3042.2721771728. The cubic root of 9255420 is about 209.9578146555.

The spelling of 9255420 in words is "nine million, two hundred fifty-five thousand, four hundred twenty".