32749669 has 2 divisors, whose sum is σ = 32749670. Its totient is φ = 32749668.

The previous prime is 32749663. The next prime is 32749681. The reversal of 32749669 is 96694723.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 27436644 + 5313025 = 5238^2 + 2305^2 .

It is a cyclic number.

It is not a de Polignac number, because 32749669 - 2⁵ = 32749637 is a prime.

It is a super-2 number, since 2×32749669² = 2145081639219122, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (32749663) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16374834 + 16374835.

It is an arithmetic number, because the mean of its divisors is an integer number (16374835).

Almost surely, 2^32749669 is an apocalyptic number.

It is an amenable number.

32749669 is a deficient number, since it is larger than the sum of its proper divisors (1).

32749669 is an equidigital number, since it uses as much as digits as its factorization.

32749669 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 489888, while the sum is 46.

The square root of 32749669 is about 5722.7326514525. The cubic root of 32749669 is about 319.9403176455.

The spelling of 32749669 in words is "thirty-two million, seven hundred forty-nine thousand, six hundred sixty-nine".