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4472080 = 24555901
BaseRepresentation
bin10001000011110100010000
322102012112121
4101003310100
52121101310
6235504024
753004064
oct21036420
98365477
104472080
112584a38
1215b8014
13c07702
14845aa4
155d50da
hex443d10

4472080 has 20 divisors (see below), whose sum is σ = 10397772. Its totient is φ = 1788800.

The previous prime is 4472021. The next prime is 4472081. The reversal of 4472080 is 802744.

It can be written as a sum of positive squares in 2 ways, for example, as 3154176 + 1317904 = 1776^2 + 1148^2 .

It is a tau number, because it is divible by the number of its divisors (20).

It is not an unprimeable number, because it can be changed into a prime (4472081) 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, 27871 + ... + 28030.

Almost surely, 24472080 is an apocalyptic number.

4472080 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4472080 is an abundant number, since it is smaller than the sum of its proper divisors (5925692).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4472080 is a wasteful number, since it uses less digits than its factorization.

4472080 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55914 (or 55908 counting only the distinct ones).

The product of its (nonzero) digits is 1792, while the sum is 25.

The square root of 4472080 is about 2114.7292970969. The cubic root of 4472080 is about 164.7542101081.

The spelling of 4472080 in words is "four million, four hundred seventy-two thousand, eighty".

Divisors: 1 2 4 5 8 10 16 20 40 80 55901 111802 223604 279505 447208 559010 894416 1118020 2236040 4472080