999022652 has 12 divisors (see below), whose sum is σ = 1781276616.
Its totient is φ = 490086480.
The previous prime is 999022639. The next prime is 999022667. The reversal of 999022652 is 256220999.
It is a super-2 number, since 2×9990226522 = 1996092518418226208, which contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2355974 + ... + 2356397.
It is an arithmetic number, because the mean of its divisors is an integer number (148439718).
Almost surely, 2999022652 is an apocalyptic number.
It is an amenable number.
999022652 is a deficient number, since it is larger than the sum of its proper divisors (782253964).
999022652 is a wasteful number, since it uses less digits than its factorization.
999022652 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4712428 (or 4712426 counting only the distinct ones).
The product of its (nonzero) digits is 174960, while the sum is 44.
The square root of 999022652 is about 31607.3195953089.
The cubic root of 999022652 is about 999.6741111413.
The spelling of 999022652 in words is "nine hundred ninety-nine million, twenty-two thousand, six hundred fifty-two".