46881287 has 2 divisors, whose sum is σ = 46881288. Its totient is φ = 46881286.

The previous prime is 46881283. The next prime is 46881293. The reversal of 46881287 is 78218864.

46881287 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 is a cyclic number.

It is not a de Polignac number, because 46881287 - 2² = 46881283 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (46881283) 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, 23440643 + 23440644.

It is an arithmetic number, because the mean of its divisors is an integer number (23440644).

Almost surely, 2^46881287 is an apocalyptic number.

46881287 is a deficient number, since it is larger than the sum of its proper divisors (1).

46881287 is an equidigital number, since it uses as much as digits as its factorization.

46881287 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 172032, while the sum is 44.

The square root of 46881287 is about 6846.9910909830. The cubic root of 46881287 is about 360.5785117194.

The spelling of 46881287 in words is "forty-six million, eight hundred eighty-one thousand, two hundred eighty-seven".