52072373 has 2 divisors, whose sum is σ = 52072374. Its totient is φ = 52072372.

The previous prime is 52072367. The next prime is 52072409. The reversal of 52072373 is 37327025.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 47306884 + 4765489 = 6878^2 + 2183^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-52072373 is a prime.

It is a super-2 number, since 2×52072373² = 5423064059702258, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (52072303) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26036186 + 26036187.

It is an arithmetic number, because the mean of its divisors is an integer number (26036187).

Almost surely, 2^52072373 is an apocalyptic number.

It is an amenable number.

52072373 is a deficient number, since it is larger than the sum of its proper divisors (1).

52072373 is an equidigital number, since it uses as much as digits as its factorization.

52072373 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8820, while the sum is 29.

The square root of 52072373 is about 7216.1189707488. The cubic root of 52072373 is about 373.4241976074.

Adding to 52072373 its reverse (37327025), we get a palindrome (89399398).

The spelling of 52072373 in words is "fifty-two million, seventy-two thousand, three hundred seventy-three".