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4228877 = 7615557
BaseRepresentation
bin10000001000011100001101
321221211221002
4100020130031
52040311002
6230350045
750642042
oct20103415
97854832
104228877
112429244
1214bb325
13b50ac3
147c11c9
15588002
hex40870d

4228877 has 4 divisors (see below), whose sum is σ = 4235196. Its totient is φ = 4222560.

The previous prime is 4228859. The next prime is 4228879. The reversal of 4228877 is 7788224.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1713481 + 2515396 = 1309^2 + 1586^2 .

It is a cyclic number.

It is not a de Polignac number, because 4228877 - 26 = 4228813 is a prime.

It is a super-2 number, since 2×42288772 = 35766801362258, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 4228877.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4228879) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2018 + ... + 3539.

It is an arithmetic number, because the mean of its divisors is an integer number (1058799).

Almost surely, 24228877 is an apocalyptic number.

It is an amenable number.

4228877 is a deficient number, since it is larger than the sum of its proper divisors (6319).

4228877 is an equidigital number, since it uses as much as digits as its factorization.

4228877 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6318.

The product of its digits is 50176, while the sum is 38.

The square root of 4228877 is about 2056.4233513555. The cubic root of 4228877 is about 161.7117900519.

The spelling of 4228877 in words is "four million, two hundred twenty-eight thousand, eight hundred seventy-seven".

Divisors: 1 761 5557 4228877