75990463 has 2 divisors, whose sum is σ = 75990464. Its totient is φ = 75990462.

The previous prime is 75990457. The next prime is 75990487. The reversal of 75990463 is 36409957.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-75990463 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (75991463) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37995231 + 37995232.

It is an arithmetic number, because the mean of its divisors is an integer number (37995232).

Almost surely, 2^75990463 is an apocalyptic number.

75990463 is a deficient number, since it is larger than the sum of its proper divisors (1).

75990463 is an equidigital number, since it uses as much as digits as its factorization.

75990463 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 204120, while the sum is 43.

The square root of 75990463 is about 8717.2508854570. The cubic root of 75990463 is about 423.5646396801.

The spelling of 75990463 in words is "seventy-five million, nine hundred ninety thousand, four hundred sixty-three".