4287156 has 12 divisors (see below), whose sum is σ = 10003392. Its totient is φ = 1429048.

The previous prime is 4287137. The next prime is 4287181. The reversal of 4287156 is 6517824.

It is a tau number, because it is divible by the number of its divisors (12).

It is a Smith number, since the sum of its digits (33) coincides with the sum of the digits of its prime factors.

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, 178620 + ... + 178643.

It is an arithmetic number, because the mean of its divisors is an integer number (833616).

Almost surely, 2^4287156 is an apocalyptic number.

It is an amenable number.

4287156 is an abundant number, since it is smaller than the sum of its proper divisors (5716236).

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

4287156 is a wasteful number, since it uses less digits than its factorization.

4287156 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 357270 (or 357268 counting only the distinct ones).

The product of its digits is 13440, while the sum is 33.

The square root of 4287156 is about 2070.5448558290. The cubic root of 4287156 is about 162.4512642805.

The spelling of 4287156 in words is "four million, two hundred eighty-seven thousand, one hundred fifty-six".