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4287494 = 215114197
BaseRepresentation
bin10000010110110000000110
322001211100002
4100112300012
52044144434
6231521302
751304661
oct20266006
98054302
104287494
112469292
121529232
13b716a3
147d86d8
1559a57e
hex416c06

4287494 has 8 divisors (see below), whose sum is σ = 6474288. Its totient is φ = 2129400.

The previous prime is 4287473. The next prime is 4287511. The reversal of 4287494 is 4947824.

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

It is a d-powerful number, because it can be written as 4 + 2 + 85 + 73 + 45 + 95 + 411 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6797 + ... + 7400.

It is an arithmetic number, because the mean of its divisors is an integer number (809286).

Almost surely, 24287494 is an apocalyptic number.

4287494 is a deficient number, since it is larger than the sum of its proper divisors (2186794).

4287494 is a wasteful number, since it uses less digits than its factorization.

4287494 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14350.

The product of its digits is 64512, while the sum is 38.

The square root of 4287494 is about 2070.6264752485. The cubic root of 4287494 is about 162.4555333954.

The spelling of 4287494 in words is "four million, two hundred eighty-seven thousand, four hundred ninety-four".

Divisors: 1 2 151 302 14197 28394 2143747 4287494