46991423 has 2 divisors, whose sum is σ = 46991424. Its totient is φ = 46991422.

The previous prime is 46991393. The next prime is 46991429. The reversal of 46991423 is 32419964.

46991423 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 46991423 - 2¹⁰ = 46990399 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (46991429) 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, 23495711 + 23495712.

It is an arithmetic number, because the mean of its divisors is an integer number (23495712).

Almost surely, 2^46991423 is an apocalyptic number.

46991423 is a deficient number, since it is larger than the sum of its proper divisors (1).

46991423 is an equidigital number, since it uses as much as digits as its factorization.

46991423 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 46656, while the sum is 38.

The square root of 46991423 is about 6855.0290298437. The cubic root of 46991423 is about 360.8606542661.

The spelling of 46991423 in words is "forty-six million, nine hundred ninety-one thousand, four hundred twenty-three".