46220989 has 2 divisors, whose sum is σ = 46220990. Its totient is φ = 46220988.

The previous prime is 46220971. The next prime is 46221037. The reversal of 46220989 is 98902264.

46220989 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 29615364 + 16605625 = 5442^2 + 4075^2 .

It is a cyclic number.

It is not a de Polignac number, because 46220989 - 2¹⁷ = 46089917 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (46220959) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23110494 + 23110495.

It is an arithmetic number, because the mean of its divisors is an integer number (23110495).

Almost surely, 2^46220989 is an apocalyptic number.

It is an amenable number.

46220989 is a deficient number, since it is larger than the sum of its proper divisors (1).

46220989 is an equidigital number, since it uses as much as digits as its factorization.

46220989 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 62208, while the sum is 40.

The square root of 46220989 is about 6798.6019886444. The cubic root of 46220989 is about 358.8776490960.

The spelling of 46220989 in words is "forty-six million, two hundred twenty thousand, nine hundred eighty-nine".