4280733 has 6 divisors (see below), whose sum is σ = 6183294. Its totient is φ = 2853816.

The previous prime is 4280659. The next prime is 4280741. The reversal of 4280733 is 3370824.

It can be written as a sum of positive squares in only one way, i.e., 4235364 + 45369 = 2058^2 + 213^2 .

It is not a de Polignac number, because 4280733 - 2⁸ = 4280477 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 4280697 and 4280706.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4280033) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 237810 + ... + 237827.

It is an arithmetic number, because the mean of its divisors is an integer number (1030549).

Almost surely, 2^4280733 is an apocalyptic number.

It is an amenable number.

4280733 is a deficient number, since it is larger than the sum of its proper divisors (1902561).

4280733 is a wasteful number, since it uses less digits than its factorization.

4280733 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 475643 (or 475640 counting only the distinct ones).

The product of its (nonzero) digits is 4032, while the sum is 27.

The square root of 4280733 is about 2068.9932334350. The cubic root of 4280733 is about 162.3700957864.

Subtracting from 4280733 its reverse (3370824), we obtain a palindrome (909909).

The spelling of 4280733 in words is "four million, two hundred eighty thousand, seven hundred thirty-three".