53228507 has 2 divisors, whose sum is σ = 53228508. Its totient is φ = 53228506.

The previous prime is 53228491. The next prime is 53228551. The reversal of 53228507 is 70582235.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 53228507 - 2⁴ = 53228491 is a prime.

It is not a weakly prime, because it can be changed into another prime (53228587) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26614253 + 26614254.

It is an arithmetic number, because the mean of its divisors is an integer number (26614254).

Almost surely, 2^53228507 is an apocalyptic number.

53228507 is a deficient number, since it is larger than the sum of its proper divisors (1).

53228507 is an equidigital number, since it uses as much as digits as its factorization.

53228507 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 16800, while the sum is 32.

The square root of 53228507 is about 7295.7869349372. The cubic root of 53228507 is about 376.1676364123.

It can be divided in two parts, 53228 and 507, that added together give a palindrome (53735).

The spelling of 53228507 in words is "fifty-three million, two hundred twenty-eight thousand, five hundred seven".