99498787 has 2 divisors, whose sum is σ = 99498788. Its totient is φ = 99498786.

The previous prime is 99498779. The next prime is 99498793. The reversal of 99498787 is 78789499.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 99498787 - 2³ = 99498779 is a prime.

It is a super-2 number, since 2×99498787² = 19800017228942738, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (99498727) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49749393 + 49749394.

It is an arithmetic number, because the mean of its divisors is an integer number (49749394).

Almost surely, 2^99498787 is an apocalyptic number.

99498787 is a deficient number, since it is larger than the sum of its proper divisors (1).

99498787 is an equidigital number, since it uses as much as digits as its factorization.

99498787 is an evil number, because the sum of its binary digits is even.

The product of its digits is 9144576, while the sum is 61.

The square root of 99498787 is about 9974.9078692487. The cubic root of 99498787 is about 463.3821092599.

The spelling of 99498787 in words is "ninety-nine million, four hundred ninety-eight thousand, seven hundred eighty-seven".