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4290569 = 7954311
BaseRepresentation
bin10000010111100000001001
322001222112222
4100113200021
52044244234
6231543425
751316643
oct20274011
98058488
104290569
112470628
12152ab75
13b72bca
147d9893
1559b42e
hex417809

4290569 has 4 divisors (see below), whose sum is σ = 4344960. Its totient is φ = 4236180.

The previous prime is 4290553. The next prime is 4290641. The reversal of 4290569 is 9650924.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 4290569 - 24 = 4290553 is a prime.

It is a super-2 number, since 2×42905692 = 36817964687522, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4290529) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 27077 + ... + 27234.

It is an arithmetic number, because the mean of its divisors is an integer number (1086240).

Almost surely, 24290569 is an apocalyptic number.

It is an amenable number.

4290569 is a deficient number, since it is larger than the sum of its proper divisors (54391).

4290569 is an equidigital number, since it uses as much as digits as its factorization.

4290569 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54390.

The product of its (nonzero) digits is 19440, while the sum is 35.

The square root of 4290569 is about 2071.3688710609. The cubic root of 4290569 is about 162.4943619346.

The spelling of 4290569 in words is "four million, two hundred ninety thousand, five hundred sixty-nine".

Divisors: 1 79 54311 4290569