99000619 has 2 divisors, whose sum is σ = 99000620. Its totient is φ = 99000618.

The previous prime is 99000599. The next prime is 99000647. The reversal of 99000619 is 91600099.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 99000619 - 2⁹ = 99000107 is a prime.

It is a super-2 number, since 2×99000619² = 19602245124766322, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (99000689) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49500309 + 49500310.

It is an arithmetic number, because the mean of its divisors is an integer number (49500310).

Almost surely, 2^99000619 is an apocalyptic number.

99000619 is a deficient number, since it is larger than the sum of its proper divisors (1).

99000619 is an equidigital number, since it uses as much as digits as its factorization.

99000619 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4374, while the sum is 34.

The square root of 99000619 is about 9949.9054769380. The cubic root of 99000619 is about 462.6074650692.

It can be divided in two parts, 990006 and 19, that added together give a square (990025 = 995²).

The spelling of 99000619 in words is "ninety-nine million, six hundred nineteen", and thus it is an aban number.