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4381069 = 71156897
BaseRepresentation
bin10000101101100110001101
322020120200211
4100231212031
52110143234
6233522421
752144540
oct20554615
98216624
104381069
112522620
121573411
13ba5164
14820857
155b8164
hex42d98d

4381069 has 8 divisors (see below), whose sum is σ = 5462208. Its totient is φ = 3413760.

The previous prime is 4381067. The next prime is 4381073. The reversal of 4381069 is 9601834.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 4381069 - 21 = 4381067 is a prime.

It is a super-2 number, since 2×43810692 = 38387531165522, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 4381069.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4381067) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 28372 + ... + 28525.

It is an arithmetic number, because the mean of its divisors is an integer number (682776).

Almost surely, 24381069 is an apocalyptic number.

It is an amenable number.

4381069 is a deficient number, since it is larger than the sum of its proper divisors (1081139).

4381069 is a wasteful number, since it uses less digits than its factorization.

4381069 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56915.

The product of its (nonzero) digits is 5184, while the sum is 31.

The square root of 4381069 is about 2093.1003320434. The cubic root of 4381069 is about 163.6289076195.

The spelling of 4381069 in words is "four million, three hundred eighty-one thousand, sixty-nine".

Divisors: 1 7 11 77 56897 398279 625867 4381069