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4287115 = 57122489
BaseRepresentation
bin10000010110101010001011
322001210211001
4100112222023
52044141430
6231515431
751303610
oct20265213
98053731
104287115
112468a78
121528b77
13b71471
147d8507
1559a3ca
hex416a8b

4287115 has 8 divisors (see below), whose sum is σ = 5879520. Its totient is φ = 2939712.

The previous prime is 4287097. The next prime is 4287121. The reversal of 4287115 is 5117824.

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

It is a cyclic number.

It is not a de Polignac number, because 4287115 - 27 = 4286987 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 61210 + ... + 61279.

It is an arithmetic number, because the mean of its divisors is an integer number (734940).

Almost surely, 24287115 is an apocalyptic number.

4287115 is a deficient number, since it is larger than the sum of its proper divisors (1592405).

4287115 is a wasteful number, since it uses less digits than its factorization.

4287115 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 122501.

The product of its digits is 2240, while the sum is 28.

The square root of 4287115 is about 2070.5349550297. The cubic root of 4287115 is about 162.4507464140.

The spelling of 4287115 in words is "four million, two hundred eighty-seven thousand, one hundred fifteen".

Divisors: 1 5 7 35 122489 612445 857423 4287115