12252628 has 6 divisors (see below), whose sum is σ = 21442106. Its totient is φ = 6126312.

The previous prime is 12252619. The next prime is 12252637. The reversal of 12252628 is 82625221.

It is an interprime number because it is at equal distance from previous prime (12252619) and next prime (12252637).

It can be written as a sum of positive squares in only one way, i.e., 12194064 + 58564 = 3492^2 + 242^2 .

It is a junction number, because it is equal to n+sod(n) for n = 12252596 and 12252605.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1531575 + ... + 1531582.

Almost surely, 2^12252628 is an apocalyptic number.

It is an amenable number.

12252628 is a deficient number, since it is larger than the sum of its proper divisors (9189478).

12252628 is a wasteful number, since it uses less digits than its factorization.

12252628 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3063161 (or 3063159 counting only the distinct ones).

The product of its digits is 3840, while the sum is 28.

The square root of 12252628 is about 3500.3754084384. The cubic root of 12252628 is about 230.5382980862.

Adding to 12252628 its reverse (82625221), we get a palindrome (94877849).

It can be divided in two parts, 12252 and 628, that added together give a triangular number (12880 = T₁₆₀).

The spelling of 12252628 in words is "twelve million, two hundred fifty-two thousand, six hundred twenty-eight".