999962473 has 2 divisors, whose sum is σ = 999962474. Its totient is φ = 999962472.

The previous prime is 999962461. The next prime is 999962477. The reversal of 999962473 is 374269999.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 999065664 + 896809 = 31608^2 + 947^2 .

It is a cyclic number.

It is not a de Polignac number, because 999962473 - 2²⁵ = 966408041 is a prime.

It is not a weakly prime, because it can be changed into another prime (999962477) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 499981236 + 499981237.

It is an arithmetic number, because the mean of its divisors is an integer number (499981237).

Almost surely, 2^999962473 is an apocalyptic number.

It is an amenable number.

999962473 is a deficient number, since it is larger than the sum of its proper divisors (1).

999962473 is an equidigital number, since it uses as much as digits as its factorization.

999962473 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 999962473 is about 31622.1832421482. The cubic root of 999962473 is about 999.9874908435.

The spelling of 999962473 in words is "nine hundred ninety-nine million, nine hundred sixty-two thousand, four hundred seventy-three".