999923467 has 2 divisors, whose sum is σ = 999923468. Its totient is φ = 999923466.

The previous prime is 999923443. The next prime is 999923501. The reversal of 999923467 is 764329999.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 999923467 - 2¹⁵ = 999890699 is a prime.

It is not a weakly prime, because it can be changed into another prime (999923767) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 499961733 + 499961734.

It is an arithmetic number, because the mean of its divisors is an integer number (499961734).

Almost surely, 2^999923467 is an apocalyptic number.

999923467 is a deficient number, since it is larger than the sum of its proper divisors (1).

999923467 is an equidigital number, since it uses as much as digits as its factorization.

999923467 is an evil number, because the sum of its binary digits is even.

The product of its digits is 6613488, while the sum is 58.

The square root of 999923467 is about 31621.5664855491. The cubic root of 999923467 is about 999.9744883492.

The spelling of 999923467 in words is "nine hundred ninety-nine million, nine hundred twenty-three thousand, four hundred sixty-seven".