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23474485 = 529971669
BaseRepresentation
bin101100110001…
…1000100110101
31122011121221101
41121203010311
522002140420
62155050101
7403346506
oct131430465
948147841
1023474485
1112283801
127a40931
134b2ba38
143190bad
1520da60a
hex1663135

23474485 has 16 divisors (see below), whose sum is σ = 29458800. Its totient is φ = 17934336.

The previous prime is 23474461. The next prime is 23474489. The reversal of 23474485 is 58447432.

It can be written as a sum of positive squares in 8 ways, for example, as 106929 + 23367556 = 327^2 + 4834^2 .

It is a cyclic number.

It is not a de Polignac number, because 23474485 - 27 = 23474357 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23474489) 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, 13231 + ... + 14899.

It is an arithmetic number, because the mean of its divisors is an integer number (1841175).

Almost surely, 223474485 is an apocalyptic number.

It is an amenable number.

23474485 is a deficient number, since it is larger than the sum of its proper divisors (5984315).

23474485 is a wasteful number, since it uses less digits than its factorization.

23474485 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1800.

The product of its digits is 107520, while the sum is 37.

The square root of 23474485 is about 4845.0474713877. The cubic root of 23474485 is about 286.3290139930.

The spelling of 23474485 in words is "twenty-three million, four hundred seventy-four thousand, four hundred eighty-five".

Divisors: 1 5 29 97 145 485 1669 2813 8345 14065 48401 161893 242005 809465 4694897 23474485