52920037 has 2 divisors, whose sum is σ = 52920038. Its totient is φ = 52920036.

The previous prime is 52919981. The next prime is 52920083. The reversal of 52920037 is 73002925.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 48916036 + 4004001 = 6994^2 + 2001^2 .

It is a cyclic number.

It is not a de Polignac number, because 52920037 - 2¹¹ = 52917989 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 52919987 and 52920014.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (52920137) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26460018 + 26460019.

It is an arithmetic number, because the mean of its divisors is an integer number (26460019).

Almost surely, 2^52920037 is an apocalyptic number.

It is an amenable number.

52920037 is a deficient number, since it is larger than the sum of its proper divisors (1).

52920037 is an equidigital number, since it uses as much as digits as its factorization.

52920037 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3780, while the sum is 28.

The square root of 52920037 is about 7274.6159348793. The cubic root of 52920037 is about 375.4395722390.

The spelling of 52920037 in words is "fifty-two million, nine hundred twenty thousand, thirty-seven".