252523837 has 2 divisors, whose sum is σ = 252523838. Its totient is φ = 252523836.

The previous prime is 252523823. The next prime is 252523841. The reversal of 252523837 is 738325252.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 251729956 + 793881 = 15866^2 + 891^2 .

It is a cyclic number.

It is not a de Polignac number, because 252523837 - 2¹⁵ = 252491069 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 252523796 and 252523805.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (252523807) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 126261918 + 126261919.

It is an arithmetic number, because the mean of its divisors is an integer number (126261919).

Almost surely, 2^252523837 is an apocalyptic number.

It is an amenable number.

252523837 is a deficient number, since it is larger than the sum of its proper divisors (1).

252523837 is an equidigital number, since it uses as much as digits as its factorization.

252523837 is an evil number, because the sum of its binary digits is even.

The product of its digits is 100800, while the sum is 37.

The square root of 252523837 is about 15890.9986155685. The cubic root of 252523837 is about 632.0733212549.

It can be divided in two parts, 2525 and 23837, that added together give a palindrome (26362).

The spelling of 252523837 in words is "two hundred fifty-two million, five hundred twenty-three thousand, eight hundred thirty-seven".