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4258380 = 2235710139
BaseRepresentation
bin10000001111101001001100
322000100101210
4100033221030
52042232010
6231134420
751124050
oct20175114
98010353
104258380
112449425
121514410
13b61369
147cbc60
15591b20
hex40fa4c

4258380 has 48 divisors (see below), whose sum is σ = 13628160. Its totient is φ = 973248.

The previous prime is 4258379. The next prime is 4258393. The reversal of 4258380 is 838524.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4650 + ... + 5489.

It is an arithmetic number, because the mean of its divisors is an integer number (283920).

Almost surely, 24258380 is an apocalyptic number.

It is an amenable number.

4258380 is an abundant number, since it is smaller than the sum of its proper divisors (9369780).

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

4258380 is a wasteful number, since it uses less digits than its factorization.

4258380 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10158 (or 10156 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 30.

The square root of 4258380 is about 2063.5842604556. The cubic root of 4258380 is about 162.0869827042.

The spelling of 4258380 in words is "four million, two hundred fifty-eight thousand, three hundred eighty".

Divisors: 1 2 3 4 5 6 7 10 12 14 15 20 21 28 30 35 42 60 70 84 105 140 210 420 10139 20278 30417 40556 50695 60834 70973 101390 121668 141946 152085 202780 212919 283892 304170 354865 425838 608340 709730 851676 1064595 1419460 2129190 4258380