52390673 has 2 divisors, whose sum is σ = 52390674. Its totient is φ = 52390672.

The previous prime is 52390627. The next prime is 52390691. The reversal of 52390673 is 37609325.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 52243984 + 146689 = 7228^2 + 383^2 .

It is a cyclic number.

It is not a de Polignac number, because 52390673 - 2⁶ = 52390609 is a prime.

It is not a weakly prime, because it can be changed into another prime (52390603) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26195336 + 26195337.

It is an arithmetic number, because the mean of its divisors is an integer number (26195337).

Almost surely, 2^52390673 is an apocalyptic number.

It is an amenable number.

52390673 is a deficient number, since it is larger than the sum of its proper divisors (1).

52390673 is an equidigital number, since it uses as much as digits as its factorization.

52390673 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 34020, while the sum is 35.

The square root of 52390673 is about 7238.1401616714. The cubic root of 52390673 is about 374.1835225587.

Adding to 52390673 its reverse (37609325), we get a palindrome (89999998).

The spelling of 52390673 in words is "fifty-two million, three hundred ninety thousand, six hundred seventy-three".