4281633 has 16 divisors (see below), whose sum is σ = 6375360. Its totient is φ = 2839968.

The previous prime is 4281619. The next prime is 4281643. The reversal of 4281633 is 3361824.

It is a happy number.

4281633 is a `hidden beast` number, since 4 + 28 + 1 + 633 = 666.

It is not a de Polignac number, because 4281633 - 2⁵ = 4281601 is a prime.

It is a super-2 number, since 2×4281633² = 36664762293378, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 4281597 and 4281606.

It is not an unprimeable number, because it can be changed into a prime (4281643) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9141 + ... + 9597.

It is an arithmetic number, because the mean of its divisors is an integer number (398460).

Almost surely, 2^4281633 is an apocalyptic number.

It is an amenable number.

4281633 is a deficient number, since it is larger than the sum of its proper divisors (2093727).

4281633 is a wasteful number, since it uses less digits than its factorization.

4281633 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 813 (or 807 counting only the distinct ones).

The product of its digits is 3456, while the sum is 27.

The square root of 4281633 is about 2069.2107190907. The cubic root of 4281633 is about 162.3814741217.

It can be divided in two parts, 42816 and 33, that added together give a square (42849 = 207²).

The spelling of 4281633 in words is "four million, two hundred eighty-one thousand, six hundred thirty-three".