7229133 has 6 divisors (see below), whose sum is σ = 10442094. Its totient is φ = 4819416.

The previous prime is 7229129. The next prime is 7229137. The reversal of 7229133 is 3319227.

It is an interprime number because it is at equal distance from previous prime (7229129) and next prime (7229137).

It can be written as a sum of positive squares in only one way, i.e., 5745609 + 1483524 = 2397^2 + 1218^2 .

It is not a de Polignac number, because 7229133 - 2² = 7229129 is a prime.

It is a super-3 number, since 3×7229133³ (a number of 22 digits) contains 333 as substring.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 7229097 and 7229106.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7229137) 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, 401610 + ... + 401627.

It is an arithmetic number, because the mean of its divisors is an integer number (1740349).

Almost surely, 2^7229133 is an apocalyptic number.

It is an amenable number.

7229133 is a deficient number, since it is larger than the sum of its proper divisors (3212961).

7229133 is a wasteful number, since it uses less digits than its factorization.

7229133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 803243 (or 803240 counting only the distinct ones).

The product of its digits is 2268, while the sum is 27.

The square root of 7229133 is about 2688.7047067315. The cubic root of 7229133 is about 193.3579672006.

The spelling of 7229133 in words is "seven million, two hundred twenty-nine thousand, one hundred thirty-three".