22032947 has 2 divisors, whose sum is σ = 22032948. Its totient is φ = 22032946.

The previous prime is 22032937. The next prime is 22032977. The reversal of 22032947 is 74923022.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 22032947 - 2¹⁴ = 22016563 is a prime.

It is not a weakly prime, because it can be changed into another prime (22032937) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11016473 + 11016474.

It is an arithmetic number, because the mean of its divisors is an integer number (11016474).

Almost surely, 2^22032947 is an apocalyptic number.

22032947 is a deficient number, since it is larger than the sum of its proper divisors (1).

22032947 is an equidigital number, since it uses as much as digits as its factorization.

22032947 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6048, while the sum is 29.

The square root of 22032947 is about 4693.9266078625. The cubic root of 22032947 is about 280.3437402517.

Adding to 22032947 its reverse (74923022), we get a palindrome (96955969).

The spelling of 22032947 in words is "twenty-two million, thirty-two thousand, nine hundred forty-seven".