53422489 has 2 divisors, whose sum is σ = 53422490. Its totient is φ = 53422488.

The previous prime is 53422429. The next prime is 53422513. The reversal of 53422489 is 98422435.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 53406864 + 15625 = 7308^2 + 125^2 .

It is a cyclic number.

It is not a de Polignac number, because 53422489 - 2⁷ = 53422361 is a prime.

It is a super-3 number, since 3×53422489³ (a number of 24 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (53422429) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26711244 + 26711245.

It is an arithmetic number, because the mean of its divisors is an integer number (26711245).

Almost surely, 2^53422489 is an apocalyptic number.

It is an amenable number.

53422489 is a deficient number, since it is larger than the sum of its proper divisors (1).

53422489 is an equidigital number, since it uses as much as digits as its factorization.

53422489 is an evil number, because the sum of its binary digits is even.

The product of its digits is 69120, while the sum is 37.

The square root of 53422489 is about 7309.0689557563. The cubic root of 53422489 is about 376.6240415214.

The spelling of 53422489 in words is "fifty-three million, four hundred twenty-two thousand, four hundred eighty-nine".