999973054 has 12 divisors (see below), whose sum is σ = 1504450584. Its totient is φ = 498492024.

The previous prime is 999973033. The next prime is 999973069. The reversal of 999973054 is 450379999.

It is a super-2 number, since 2×999973054² = 1999892217452173832, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 999972986 and 999973004.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1002484 + ... + 1003480.

It is an arithmetic number, because the mean of its divisors is an integer number (125370882).

Almost surely, 2^999973054 is an apocalyptic number.

999973054 is a deficient number, since it is larger than the sum of its proper divisors (504477530).

999973054 is an frugal number, since it uses more digits than its factorization.

999973054 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2499 (or 1502 counting only the distinct ones).

The product of its (nonzero) digits is 2755620, while the sum is 55.

The square root of 999973054 is about 31622.3505451445. The cubic root of 999973054 is about 999.9910179193.

The spelling of 999973054 in words is "nine hundred ninety-nine million, nine hundred seventy-three thousand, fifty-four".