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23043469 = 103409547
BaseRepresentation
bin101011111100…
…1110110001101
31121100201200211
41113321312031
521344342334
62141522421
7366603061
oct127716615
947321624
1023043469
1112009999
127873411
134a0a7b7
1430bbaa1
152052a64
hex15f9d8d

23043469 has 8 divisors (see below), whose sum is σ = 23366720. Its totient is φ = 22722336.

The previous prime is 23043443. The next prime is 23043479. The reversal of 23043469 is 96434032.

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 23043469 - 25 = 23043437 is a prime.

It is a super-2 number, since 2×230434692 = 1062002927107922, which contains 22 as substring.

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 23043469.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23043439) 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, 41854 + ... + 42400.

It is an arithmetic number, because the mean of its divisors is an integer number (2920840).

Almost surely, 223043469 is an apocalyptic number.

It is an amenable number.

23043469 is a deficient number, since it is larger than the sum of its proper divisors (323251).

23043469 is a wasteful number, since it uses less digits than its factorization.

23043469 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1059.

The product of its (nonzero) digits is 15552, while the sum is 31.

The square root of 23043469 is about 4800.3613405659. The cubic root of 23043469 is about 284.5657447338.

The spelling of 23043469 in words is "twenty-three million, forty-three thousand, four hundred sixty-nine".

Divisors: 1 103 409 547 42127 56341 223723 23043469