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4202485 = 572171009
BaseRepresentation
bin10000000001111111110101
321220111201121
4100001333311
52033434420
6230023541
750502100
oct20017765
97814647
104202485
112410431
1214a7bb1
13b41aa1
147b5737
155802aa
hex401ff5

4202485 has 24 divisors (see below), whose sum is σ = 6217560. Its totient is φ = 2709504.

The previous prime is 4202483. The next prime is 4202489. The reversal of 4202485 is 5842024.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 550564 + 3651921 = 742^2 + 1911^2 .

It is not a de Polignac number, because 4202485 - 21 = 4202483 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4202483) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3661 + ... + 4669.

It is an arithmetic number, because the mean of its divisors is an integer number (259065).

Almost surely, 24202485 is an apocalyptic number.

It is an amenable number.

4202485 is a deficient number, since it is larger than the sum of its proper divisors (2015075).

4202485 is a wasteful number, since it uses less digits than its factorization.

4202485 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1045 (or 1038 counting only the distinct ones).

The product of its (nonzero) digits is 2560, while the sum is 25.

The square root of 4202485 is about 2049.9963414602. The cubic root of 4202485 is about 161.3746787271.

The spelling of 4202485 in words is "four million, two hundred two thousand, four hundred eighty-five".

Divisors: 1 5 7 17 35 49 85 119 245 595 833 1009 4165 5045 7063 17153 35315 49441 85765 120071 247205 600355 840497 4202485