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4538680 = 235113467
BaseRepresentation
bin10001010100000100111000
322112120220021
4101110010320
52130214210
6241140224
753402206
oct21240470
98476807
104538680
11261aa83
12162a674
13c2bb13
14862076
155e9bda
hex454138

4538680 has 16 divisors (see below), whose sum is σ = 10212120. Its totient is φ = 1815456.

The previous prime is 4538671. The next prime is 4538687. The reversal of 4538680 is 868354.

It is a super-2 number, since 2×45386802 = 41199232284800, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4538687) 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, 56694 + ... + 56773.

Almost surely, 24538680 is an apocalyptic number.

4538680 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4538680 is an abundant number, since it is smaller than the sum of its proper divisors (5673440).

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

4538680 is a wasteful number, since it uses less digits than its factorization.

4538680 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 113478 (or 113474 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 34.

The square root of 4538680 is about 2130.4177993999. The cubic root of 4538680 is about 165.5680452085.

The spelling of 4538680 in words is "four million, five hundred thirty-eight thousand, six hundred eighty".

Divisors: 1 2 4 5 8 10 20 40 113467 226934 453868 567335 907736 1134670 2269340 4538680