53296447 has 2 divisors, whose sum is σ = 53296448. Its totient is φ = 53296446.

The previous prime is 53296367. The next prime is 53296469. The reversal of 53296447 is 74469235.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 53296447 - 2¹¹ = 53294399 is a prime.

It is a super-2 number, since 2×53296447² = 5681022525647618, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (53296147) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26648223 + 26648224.

It is an arithmetic number, because the mean of its divisors is an integer number (26648224).

Almost surely, 2^53296447 is an apocalyptic number.

53296447 is a deficient number, since it is larger than the sum of its proper divisors (1).

53296447 is an equidigital number, since it uses as much as digits as its factorization.

53296447 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 181440, while the sum is 40.

The square root of 53296447 is about 7300.4415619879. The cubic root of 53296447 is about 376.3276131173.

The spelling of 53296447 in words is "fifty-three million, two hundred ninety-six thousand, four hundred forty-seven".