53219417 has 2 divisors, whose sum is σ = 53219418. Its totient is φ = 53219416.

The previous prime is 53219407. The next prime is 53219429. The reversal of 53219417 is 71491235.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 50751376 + 2468041 = 7124^2 + 1571^2 .

It is a cyclic number.

It is not a de Polignac number, because 53219417 - 2⁸ = 53219161 is a prime.

It is equal to p_3182387 and since 53219417 and 3182387 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (53219407) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26609708 + 26609709.

It is an arithmetic number, because the mean of its divisors is an integer number (26609709).

Almost surely, 2^53219417 is an apocalyptic number.

It is an amenable number.

53219417 is a deficient number, since it is larger than the sum of its proper divisors (1).

53219417 is an equidigital number, since it uses as much as digits as its factorization.

53219417 is an evil number, because the sum of its binary digits is even.

The product of its digits is 7560, while the sum is 32.

The square root of 53219417 is about 7295.1639460673. The cubic root of 53219417 is about 376.1462220821.

The spelling of 53219417 in words is "fifty-three million, two hundred nineteen thousand, four hundred seventeen".