7229252 has 6 divisors (see below), whose sum is σ = 12651198. Its totient is φ = 3614624.

The previous prime is 7229239. The next prime is 7229279. The reversal of 7229252 is 2529227.

It can be written as a sum of positive squares in only one way, i.e., 5827396 + 1401856 = 2414^2 + 1184^2 .

It is an Ulam number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 903653 + ... + 903660.

It is an arithmetic number, because the mean of its divisors is an integer number (2108533).

Almost surely, 2^7229252 is an apocalyptic number.

It is an amenable number.

7229252 is a deficient number, since it is larger than the sum of its proper divisors (5421946).

7229252 is a wasteful number, since it uses less digits than its factorization.

7229252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1807317 (or 1807315 counting only the distinct ones).

The product of its digits is 5040, while the sum is 29.

The square root of 7229252 is about 2688.7268362554. The cubic root of 7229252 is about 193.3590281611.

It can be divided in two parts, 722925 and 2, that multiplied together give a triangular number (1445850 = T₁₇₀₀).

The spelling of 7229252 in words is "seven million, two hundred twenty-nine thousand, two hundred fifty-two".