52243937 has 2 divisors, whose sum is σ = 52243938. Its totient is φ = 52243936.

The previous prime is 52243921. The next prime is 52243943. The reversal of 52243937 is 73934225.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 49434961 + 2808976 = 7031^2 + 1676^2 .

It is a cyclic number.

It is not a de Polignac number, because 52243937 - 2⁴ = 52243921 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 52243897 and 52243906.

It is not a weakly prime, because it can be changed into another prime (52243337) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26121968 + 26121969.

It is an arithmetic number, because the mean of its divisors is an integer number (26121969).

Almost surely, 2^52243937 is an apocalyptic number.

It is an amenable number.

52243937 is a deficient number, since it is larger than the sum of its proper divisors (1).

52243937 is an equidigital number, since it uses as much as digits as its factorization.

52243937 is an evil number, because the sum of its binary digits is even.

The product of its digits is 45360, while the sum is 35.

The square root of 52243937 is about 7227.9967487541. The cubic root of 52243937 is about 373.8338576876.

The spelling of 52243937 in words is "fifty-two million, two hundred forty-three thousand, nine hundred thirty-seven".