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32230023 = 371980777
BaseRepresentation
bin111101011110…
…0101010000111
32020122110021120
41322330222013
531222330043
63110445023
7540644040
oct172745207
966573246
1032230023
1117213991
12a963773
1368a6027
1443cd8c7
152c69983
hex1ebca87

32230023 has 16 divisors (see below), whose sum is σ = 51697920. Its totient is φ = 17447616.

The previous prime is 32230001. The next prime is 32230027. The reversal of 32230023 is 32003223.

It is not a de Polignac number, because 32230023 - 28 = 32229767 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 32229984 and 32230011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (32230027) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 39990 + ... + 40787.

It is an arithmetic number, because the mean of its divisors is an integer number (3231120).

Almost surely, 232230023 is an apocalyptic number.

32230023 is a deficient number, since it is larger than the sum of its proper divisors (19467897).

32230023 is a wasteful number, since it uses less digits than its factorization.

32230023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80806.

The product of its (nonzero) digits is 216, while the sum is 15.

The square root of 32230023 is about 5677.1491965598. The cubic root of 32230023 is about 318.2391006651.

Adding to 32230023 its reverse (32003223), we get a palindrome (64233246).

The spelling of 32230023 in words is "thirty-two million, two hundred thirty thousand, twenty-three".

Divisors: 1 3 7 19 21 57 133 399 80777 242331 565439 1534763 1696317 4604289 10743341 32230023