32994989 has 2 divisors, whose sum is σ = 32994990. Its totient is φ = 32994988.

The previous prime is 32994979. The next prime is 32995019. The reversal of 32994989 is 98949923.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 27510025 + 5484964 = 5245^2 + 2342^2 .

It is a cyclic number.

It is not a de Polignac number, because 32994989 - 2¹⁶ = 32929453 is a prime.

It is a super-2 number, since 2×32994989² = 2177338598220242, which contains 22 as substring.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 32994989.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (32994919) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16497494 + 16497495.

It is an arithmetic number, because the mean of its divisors is an integer number (16497495).

Almost surely, 2^32994989 is an apocalyptic number.

It is an amenable number.

32994989 is a deficient number, since it is larger than the sum of its proper divisors (1).

32994989 is an equidigital number, since it uses as much as digits as its factorization.

32994989 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1259712, while the sum is 53.

The square root of 32994989 is about 5744.1264784125. The cubic root of 32994989 is about 320.7371968701.

It can be divided in two parts, 3 and 2994989, that added together give a palindrome (2994992).

The spelling of 32994989 in words is "thirty-two million, nine hundred ninety-four thousand, nine hundred eighty-nine".