75889963 has 2 divisors, whose sum is σ = 75889964. Its totient is φ = 75889962.

The previous prime is 75889943. The next prime is 75889973. The reversal of 75889963 is 36998857.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-75889963 is a prime.

It is not a weakly prime, because it can be changed into another prime (75889943) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37944981 + 37944982.

It is an arithmetic number, because the mean of its divisors is an integer number (37944982).

Almost surely, 2^75889963 is an apocalyptic number.

75889963 is a deficient number, since it is larger than the sum of its proper divisors (1).

75889963 is an equidigital number, since it uses as much as digits as its factorization.

75889963 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3265920, while the sum is 55.

The square root of 75889963 is about 8711.4845462757. The cubic root of 75889963 is about 423.3778310360.

The spelling of 75889963 in words is "seventy-five million, eight hundred eighty-nine thousand, nine hundred sixty-three".