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4687420 = 225713301
BaseRepresentation
bin10001111000011000111100
322211010221011
4101320120330
52144444140
6244245004
754561643
oct21703074
98733834
104687420
112711801
1216a0764
13c8172a
148a035a
15628cea
hex47863c

4687420 has 24 divisors (see below), whose sum is σ = 9985248. Its totient is φ = 1848000.

The previous prime is 4687409. The next prime is 4687421. The reversal of 4687420 is 247864.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4687421) 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, 231 + ... + 3070.

It is an arithmetic number, because the mean of its divisors is an integer number (416052).

Almost surely, 24687420 is an apocalyptic number.

It is an amenable number.

4687420 is an abundant number, since it is smaller than the sum of its proper divisors (5297828).

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

4687420 is a wasteful number, since it uses less digits than its factorization.

4687420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3381 (or 3379 counting only the distinct ones).

The product of its (nonzero) digits is 10752, while the sum is 31.

The square root of 4687420 is about 2165.0450341737. The cubic root of 4687420 is about 167.3572854327.

The spelling of 4687420 in words is "four million, six hundred eighty-seven thousand, four hundred twenty".

Divisors: 1 2 4 5 10 20 71 142 284 355 710 1420 3301 6602 13204 16505 33010 66020 234371 468742 937484 1171855 2343710 4687420