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8990292 = 2231973803
BaseRepresentation
bin100010010010…
…111001010100
3121220202100210
4202102321110
54300142132
6520405420
7136262523
oct42227124
917822323
108990292
1150905a3
123016870
131b2a0cc
1412a04ba
15bc8bcc
hex892e54

8990292 has 24 divisors (see below), whose sum is σ = 21089376. Its totient is φ = 2980768.

The previous prime is 8990257. The next prime is 8990321. The reversal of 8990292 is 2920998.

8990292 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 8990292.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 463 + ... + 4265.

It is an arithmetic number, because the mean of its divisors is an integer number (878724).

Almost surely, 28990292 is an apocalyptic number.

It is an amenable number.

8990292 is an abundant number, since it is smaller than the sum of its proper divisors (12099084).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

8990292 is a wasteful number, since it uses less digits than its factorization.

8990292 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4007 (or 4005 counting only the distinct ones).

The product of its (nonzero) digits is 23328, while the sum is 39.

The square root of 8990292 is about 2998.3815634439. The cubic root of 8990292 is about 207.9335648282.

The spelling of 8990292 in words is "eight million, nine hundred ninety thousand, two hundred ninety-two".

Divisors: 1 2 3 4 6 12 197 394 591 788 1182 2364 3803 7606 11409 15212 22818 45636 749191 1498382 2247573 2996764 4495146 8990292