52787807 has 2 divisors, whose sum is σ = 52787808. Its totient is φ = 52787806.

The previous prime is 52787803. The next prime is 52787821. The reversal of 52787807 is 70878725.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 52787807 - 2² = 52787803 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (52787803) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26393903 + 26393904.

It is an arithmetic number, because the mean of its divisors is an integer number (26393904).

Almost surely, 2^52787807 is an apocalyptic number.

52787807 is a deficient number, since it is larger than the sum of its proper divisors (1).

52787807 is an equidigital number, since it uses as much as digits as its factorization.

52787807 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 219520, while the sum is 44.

The square root of 52787807 is about 7265.5217981918. The cubic root of 52787807 is about 375.1266108773.

The spelling of 52787807 in words is "fifty-two million, seven hundred eighty-seven thousand, eight hundred seven".