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4213895 = 57120397
BaseRepresentation
bin10000000100110010000111
321221002101012
4100010302013
52034321040
6230152435
750550260
oct20046207
97832335
104213895
112418a64
1214b271b
13b4703a
147b9967
15583865
hex404c87

4213895 has 8 divisors (see below), whose sum is σ = 5779104. Its totient is φ = 2889504.

The previous prime is 4213889. The next prime is 4213897. The reversal of 4213895 is 5983124.

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 4213895 - 28 = 4213639 is a prime.

It is a super-2 number, since 2×42138952 = 35513822142050, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4213897) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 60164 + ... + 60233.

It is an arithmetic number, because the mean of its divisors is an integer number (722388).

Almost surely, 24213895 is an apocalyptic number.

4213895 is a deficient number, since it is larger than the sum of its proper divisors (1565209).

4213895 is a wasteful number, since it uses less digits than its factorization.

4213895 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 120409.

The product of its digits is 8640, while the sum is 32.

The square root of 4213895 is about 2052.7773868591. Note that the first 3 decimals coincide. The cubic root of 4213895 is about 161.5205940759.

The spelling of 4213895 in words is "four million, two hundred thirteen thousand, eight hundred ninety-five".

Divisors: 1 5 7 35 120397 601985 842779 4213895