32551249 has 2 divisors, whose sum is σ = 32551250. Its totient is φ = 32551248.

The previous prime is 32551241. The next prime is 32551261. The reversal of 32551249 is 94215523.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 22515025 + 10036224 = 4745^2 + 3168^2 .

It is a cyclic number.

It is not a de Polignac number, because 32551249 - 2³ = 32551241 is a prime.

It is a super-2 number, since 2×32551249² = 2119167622920002, which contains 22 as substring.

It is a Chen prime.

It is a nialpdrome in base 12.

It is a self number, because there is not a number n which added to its sum of digits gives 32551249.

It is not a weakly prime, because it can be changed into another prime (32551241) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16275624 + 16275625.

It is an arithmetic number, because the mean of its divisors is an integer number (16275625).

Almost surely, 2^32551249 is an apocalyptic number.

It is an amenable number.

32551249 is a deficient number, since it is larger than the sum of its proper divisors (1).

32551249 is an equidigital number, since it uses as much as digits as its factorization.

32551249 is an evil number, because the sum of its binary digits is even.

The product of its digits is 10800, while the sum is 31.

The square root of 32551249 is about 5705.3701895670. The cubic root of 32551249 is about 319.2928688820.

The spelling of 32551249 in words is "thirty-two million, five hundred fifty-one thousand, two hundred forty-nine".