52620629 has 2 divisors, whose sum is σ = 52620630. Its totient is φ = 52620628.

The previous prime is 52620611. The next prime is 52620653. The reversal of 52620629 is 92602625.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 52171729 + 448900 = 7223^2 + 670^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-52620629 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 52620595 and 52620604.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (52620829) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26310314 + 26310315.

It is an arithmetic number, because the mean of its divisors is an integer number (26310315).

Almost surely, 2^52620629 is an apocalyptic number.

It is an amenable number.

52620629 is a deficient number, since it is larger than the sum of its proper divisors (1).

52620629 is an equidigital number, since it uses as much as digits as its factorization.

52620629 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 12960, while the sum is 32.

The square root of 52620629 is about 7254.0077888020. The cubic root of 52620629 is about 374.7301857658.

The spelling of 52620629 in words is "fifty-two million, six hundred twenty thousand, six hundred twenty-nine".