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4485172 = 221121293
BaseRepresentation
bin10001000111000000110100
322102212111111
4101013000310
52122011142
6240044404
753060206
oct21070064
98385444
104485172
11259385a
121603704
13c10663
1484a776
155d8e17
hex447034

4485172 has 6 divisors (see below), whose sum is σ = 7849058. Its totient is φ = 2242584.

The previous prime is 4485167. The next prime is 4485179. The reversal of 4485172 is 2715844.

It can be written as a sum of positive squares in only one way, i.e., 4218916 + 266256 = 2054^2 + 516^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4485179) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 560643 + ... + 560650.

Almost surely, 24485172 is an apocalyptic number.

It is an amenable number.

4485172 is a deficient number, since it is larger than the sum of its proper divisors (3363886).

4485172 is a wasteful number, since it uses less digits than its factorization.

4485172 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1121297 (or 1121295 counting only the distinct ones).

The product of its digits is 8960, while the sum is 31.

The square root of 4485172 is about 2117.8224665916. The cubic root of 4485172 is about 164.9148259514.

The spelling of 4485172 in words is "four million, four hundred eighty-five thousand, one hundred seventy-two".

Divisors: 1 2 4 1121293 2242586 4485172