76998499 has 2 divisors, whose sum is σ = 76998500. Its totient is φ = 76998498.

The previous prime is 76998497. The next prime is 76998511. The reversal of 76998499 is 99489967.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 76998499 - 2¹ = 76998497 is a prime.

Together with 76998497, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (76998497) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 38499249 + 38499250.

It is an arithmetic number, because the mean of its divisors is an integer number (38499250).

Almost surely, 2^76998499 is an apocalyptic number.

76998499 is a deficient number, since it is larger than the sum of its proper divisors (1).

76998499 is an equidigital number, since it uses as much as digits as its factorization.

76998499 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 8817984, while the sum is 61.

The square root of 76998499 is about 8774.8788595627. The cubic root of 76998499 is about 425.4293221058.

The spelling of 76998499 in words is "seventy-six million, nine hundred ninety-eight thousand, four hundred ninety-nine".