46421647 has 2 divisors, whose sum is σ = 46421648. Its totient is φ = 46421646.

The previous prime is 46421591. The next prime is 46421677. The reversal of 46421647 is 74612464.

46421647 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 is a cyclic number.

It is not a de Polignac number, because 46421647 - 2¹¹ = 46419599 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (46421677) 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, 23210823 + 23210824.

It is an arithmetic number, because the mean of its divisors is an integer number (23210824).

Almost surely, 2^46421647 is an apocalyptic number.

46421647 is a deficient number, since it is larger than the sum of its proper divisors (1).

46421647 is an equidigital number, since it uses as much as digits as its factorization.

46421647 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 32256, while the sum is 34.

The square root of 46421647 is about 6813.3433056026. The cubic root of 46421647 is about 359.3962281802.

The spelling of 46421647 in words is "forty-six million, four hundred twenty-one thousand, six hundred forty-seven".