53764369 has 2 divisors, whose sum is σ = 53764370. Its totient is φ = 53764368.

The previous prime is 53764349. The next prime is 53764393. The reversal of 53764369 is 96346735.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 50481025 + 3283344 = 7105^2 + 1812^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-53764369 is a prime.

It is a super-2 number, since 2×53764369² = 5781214747936322, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (53764349) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26882184 + 26882185.

It is an arithmetic number, because the mean of its divisors is an integer number (26882185).

Almost surely, 2^53764369 is an apocalyptic number.

It is an amenable number.

53764369 is a deficient number, since it is larger than the sum of its proper divisors (1).

53764369 is an equidigital number, since it uses as much as digits as its factorization.

53764369 is an evil number, because the sum of its binary digits is even.

The product of its digits is 408240, while the sum is 43.

The square root of 53764369 is about 7332.4190414897. The cubic root of 53764369 is about 377.4257421588.

The spelling of 53764369 in words is "fifty-three million, seven hundred sixty-four thousand, three hundred sixty-nine".