53366225 has 24 divisors (see below), whose sum is σ = 73885152. Its totient is φ = 37900800.

The previous prime is 53366219. The next prime is 53366249. The reversal of 53366225 is 52266335.

It is not a de Polignac number, because 53366225 - 2⁶ = 53366161 is a prime.

It is a Smith number, since the sum of its digits (32) coincides with the sum of the digits of its prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 53366191 and 53366200.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 9569 + ... + 14081.

It is an arithmetic number, because the mean of its divisors is an integer number (3078548).

Almost surely, 2^53366225 is an apocalyptic number.

53366225 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

53366225 is a deficient number, since it is larger than the sum of its proper divisors (20518927).

53366225 is a wasteful number, since it uses less digits than its factorization.

53366225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4577 (or 4572 counting only the distinct ones).

The product of its digits is 32400, while the sum is 32.

The square root of 53366225 is about 7305.2190247795. The cubic root of 53366225 is about 376.4917762590.

The spelling of 53366225 in words is "fifty-three million, three hundred sixty-six thousand, two hundred twenty-five".