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22830797 = 1118111467
BaseRepresentation
bin101011100010…
…1111011001101
31120221220222002
41113011323031
521321041142
62133202045
7365026043
oct127057315
946856862
1022830797
1111984130
127790325
134964a62
143064393
15200ea32
hex15c5ecd

22830797 has 8 divisors (see below), whose sum is σ = 25046112. Its totient is φ = 20638800.

The previous prime is 22830781. The next prime is 22830827. The reversal of 22830797 is 79703822.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 22830797 - 24 = 22830781 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 22830797.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22830707) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3743 + ... + 7724.

It is an arithmetic number, because the mean of its divisors is an integer number (3130764).

Almost surely, 222830797 is an apocalyptic number.

It is an amenable number.

22830797 is a deficient number, since it is larger than the sum of its proper divisors (2215315).

22830797 is a wasteful number, since it uses less digits than its factorization.

22830797 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11659.

The product of its (nonzero) digits is 42336, while the sum is 38.

The square root of 22830797 is about 4778.1583272219. The cubic root of 22830797 is about 283.6876028322.

The spelling of 22830797 in words is "twenty-two million, eight hundred thirty thousand, seven hundred ninety-seven".

Divisors: 1 11 181 1991 11467 126137 2075527 22830797