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4214487 = 31724861
BaseRepresentation
bin10000000100111011010111
321221010012010
4100010323113
52034330422
6230155303
750552064
oct20047327
97833163
104214487
112419452
1214b2b33
13b473a4
147b9c6b
15583b0c
hex404ed7

4214487 has 12 divisors (see below), whose sum is σ = 5970536. Its totient is φ = 2643840.

The previous prime is 4214479. The next prime is 4214503. The reversal of 4214487 is 7844124.

It is not a de Polignac number, because 4214487 - 23 = 4214479 is a prime.

It is a hoax number, since the sum of its digits (30) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4214407) 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 11 ways as a sum of consecutive naturals, for example, 1564 + ... + 3297.

Almost surely, 24214487 is an apocalyptic number.

4214487 is a deficient number, since it is larger than the sum of its proper divisors (1756049).

4214487 is a wasteful number, since it uses less digits than its factorization.

4214487 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4898 (or 4881 counting only the distinct ones).

The product of its digits is 7168, while the sum is 30.

The square root of 4214487 is about 2052.9215766804. The cubic root of 4214487 is about 161.5281576020.

The spelling of 4214487 in words is "four million, two hundred fourteen thousand, four hundred eighty-seven".

Divisors: 1 3 17 51 289 867 4861 14583 82637 247911 1404829 4214487