52420807 has 2 divisors, whose sum is σ = 52420808. Its totient is φ = 52420806.

The previous prime is 52420793. The next prime is 52420811. The reversal of 52420807 is 70802425.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 52420807 - 2¹¹ = 52418759 is a prime.

It is a zygodrome in base 2.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (52420817) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26210403 + 26210404.

It is an arithmetic number, because the mean of its divisors is an integer number (26210404).

Almost surely, 2^52420807 is an apocalyptic number.

52420807 is a deficient number, since it is larger than the sum of its proper divisors (1).

52420807 is an equidigital number, since it uses as much as digits as its factorization.

52420807 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4480, while the sum is 28.

The square root of 52420807 is about 7240.2214745131. The cubic root of 52420807 is about 374.2552496078.

The spelling of 52420807 in words is "fifty-two million, four hundred twenty thousand, eight hundred seven".