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22430068 = 225607517
BaseRepresentation
bin101010110010…
…0000101110100
31120012120021021
41111210011310
521220230233
62120430524
7361436533
oct125440564
946176237
1022430068
1111730051
127618444
13485453b
142d9c31a
151e80e2d
hex1564174

22430068 has 6 divisors (see below), whose sum is σ = 39252626. Its totient is φ = 11215032.

The previous prime is 22430041. The next prime is 22430069. The reversal of 22430068 is 86003422.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 19254544 + 3175524 = 4388^2 + 1782^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22430069) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2803755 + ... + 2803762.

Almost surely, 222430068 is an apocalyptic number.

It is an amenable number.

22430068 is a deficient number, since it is larger than the sum of its proper divisors (16822558).

22430068 is a wasteful number, since it uses less digits than its factorization.

22430068 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5607521 (or 5607519 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 25.

The square root of 22430068 is about 4736.0392734858. The cubic root of 22430068 is about 282.0180227571.

The spelling of 22430068 in words is "twenty-two million, four hundred thirty thousand, sixty-eight".

Divisors: 1 2 4 5607517 11215034 22430068