53257226 has 32 divisors (see below), whose sum is σ = 92964672. Its totient is φ = 22613760.

The previous prime is 53257207. The next prime is 53257229. The reversal of 53257226 is 62275235.

It is a junction number, because it is equal to n+sod(n) for n = 53257192 and 53257201.

It is not an unprimeable number, because it can be changed into a prime (53257229) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 58265 + ... + 59171.

It is an arithmetic number, because the mean of its divisors is an integer number (2905146).

Almost surely, 2^53257226 is an apocalyptic number.

53257226 is a deficient number, since it is larger than the sum of its proper divisors (39707446).

53257226 is a wasteful number, since it uses less digits than its factorization.

53257226 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1094.

The product of its digits is 25200, while the sum is 32.

The square root of 53257226 is about 7297.7548602293. The cubic root of 53257226 is about 376.2352769594.

Subtracting 53257226 from its reverse (62275235), we obtain a square (9018009 = 3003²).

The spelling of 53257226 in words is "fifty-three million, two hundred fifty-seven thousand, two hundred twenty-six".