53394225 has 12 divisors (see below), whose sum is σ = 88278576. Its totient is φ = 28476880.

The previous prime is 53394223. The next prime is 53394239. The reversal of 53394225 is 52249335.

It is not a de Polignac number, because 53394225 - 2¹ = 53394223 is a prime.

It is not an unprimeable number, because it can be changed into a prime (53394221) 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, 355887 + ... + 356036.

It is an arithmetic number, because the mean of its divisors is an integer number (7356548).

Almost surely, 2^53394225 is an apocalyptic number.

It is an amenable number.

53394225 is a deficient number, since it is larger than the sum of its proper divisors (34884351).

53394225 is a wasteful number, since it uses less digits than its factorization.

53394225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 711936 (or 711931 counting only the distinct ones).

The product of its digits is 32400, while the sum is 33.

The square root of 53394225 is about 7307.1352115586. The cubic root of 53394225 is about 376.5576101992.

The spelling of 53394225 in words is "fifty-three million, three hundred ninety-four thousand, two hundred twenty-five".