52890347 has 2 divisors, whose sum is σ = 52890348. Its totient is φ = 52890346.

The previous prime is 52890337. The next prime is 52890361. The reversal of 52890347 is 74309825.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 52890347 - 2⁶ = 52890283 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 52890347.

It is not a weakly prime, because it can be changed into another prime (52890337) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26445173 + 26445174.

It is an arithmetic number, because the mean of its divisors is an integer number (26445174).

Almost surely, 2^52890347 is an apocalyptic number.

52890347 is a deficient number, since it is larger than the sum of its proper divisors (1).

52890347 is an equidigital number, since it uses as much as digits as its factorization.

52890347 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 60480, while the sum is 38.

The square root of 52890347 is about 7272.5749910193. The cubic root of 52890347 is about 375.3693475078.

The spelling of 52890347 in words is "fifty-two million, eight hundred ninety thousand, three hundred forty-seven".