32990147 has 2 divisors, whose sum is σ = 32990148. Its totient is φ = 32990146.

The previous prime is 32990143. The next prime is 32990171. The reversal of 32990147 is 74109923.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 32990147 - 2² = 32990143 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (32990143) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16495073 + 16495074.

It is an arithmetic number, because the mean of its divisors is an integer number (16495074).

Almost surely, 2^32990147 is an apocalyptic number.

32990147 is a deficient number, since it is larger than the sum of its proper divisors (1).

32990147 is an equidigital number, since it uses as much as digits as its factorization.

32990147 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 13608, while the sum is 35.

The square root of 32990147 is about 5743.7049889422. The cubic root of 32990147 is about 320.7215067555.

The spelling of 32990147 in words is "thirty-two million, nine hundred ninety thousand, one hundred forty-seven".