52022947 has 2 divisors, whose sum is σ = 52022948. Its totient is φ = 52022946.

The previous prime is 52022909. The next prime is 52022953. The reversal of 52022947 is 74922025.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-52022947 is a prime.

It is not a weakly prime, because it can be changed into another prime (52022977) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26011473 + 26011474.

It is an arithmetic number, because the mean of its divisors is an integer number (26011474).

Almost surely, 2^52022947 is an apocalyptic number.

52022947 is a deficient number, since it is larger than the sum of its proper divisors (1).

52022947 is an equidigital number, since it uses as much as digits as its factorization.

52022947 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10080, while the sum is 31.

The square root of 52022947 is about 7212.6934636098. The cubic root of 52022947 is about 373.3060114111.

The spelling of 52022947 in words is "fifty-two million, twenty-two thousand, nine hundred forty-seven".