46557389 has 2 divisors, whose sum is σ = 46557390. Its totient is φ = 46557388.

The previous prime is 46557367. The next prime is 46557403. The reversal of 46557389 is 98375564.

46557389 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 35200489 + 11356900 = 5933^2 + 3370^2 .

It is a cyclic number.

It is not a de Polignac number, because 46557389 - 2¹⁶ = 46491853 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (46557289) 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, 23278694 + 23278695.

It is an arithmetic number, because the mean of its divisors is an integer number (23278695).

Almost surely, 2^46557389 is an apocalyptic number.

It is an amenable number.

46557389 is a deficient number, since it is larger than the sum of its proper divisors (1).

46557389 is an equidigital number, since it uses as much as digits as its factorization.

46557389 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 907200, while the sum is 47.

The square root of 46557389 is about 6823.2975165971. The cubic root of 46557389 is about 359.7461919865.

The spelling of 46557389 in words is "forty-six million, five hundred fifty-seven thousand, three hundred eighty-nine".