90682799 has 2 divisors, whose sum is σ = 90682800. Its totient is φ = 90682798.

The previous prime is 90682793. The next prime is 90682807. The reversal of 90682799 is 99728609.

It is a weak prime.

It is an emirp because it is prime and its reverse (99728609) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 90682799 - 2¹² = 90678703 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (90682793) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 45341399 + 45341400.

It is an arithmetic number, because the mean of its divisors is an integer number (45341400).

Almost surely, 2^90682799 is an apocalyptic number.

90682799 is a deficient number, since it is larger than the sum of its proper divisors (1).

90682799 is an equidigital number, since it uses as much as digits as its factorization.

90682799 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 489888, while the sum is 50.

The square root of 90682799 is about 9522.7516506522. The cubic root of 90682799 is about 449.2709165068.

The spelling of 90682799 in words is "ninety million, six hundred eighty-two thousand, seven hundred ninety-nine".