53211226 has 4 divisors (see below), whose sum is σ = 79816842. Its totient is φ = 26605612.

The previous prime is 53211203. The next prime is 53211227. The reversal of 53211226 is 62211235.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 46936201 + 6275025 = 6851^2 + 2505^2 .

It is a junction number, because it is equal to n+sod(n) for n = 53211197 and 53211206.

It is not an unprimeable number, because it can be changed into a prime (53211227) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13302805 + ... + 13302808.

Almost surely, 2^53211226 is an apocalyptic number.

53211226 is a deficient number, since it is larger than the sum of its proper divisors (26605616).

53211226 is a wasteful number, since it uses less digits than its factorization.

53211226 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26605615.

The product of its digits is 720, while the sum is 22.

The square root of 53211226 is about 7294.6025251552. The cubic root of 53211226 is about 376.1269235380.

Subtracting 53211226 from its reverse (62211235), we obtain a palindrome (9000009).

The spelling of 53211226 in words is "fifty-three million, two hundred eleven thousand, two hundred twenty-six".