46763281 has 2 divisors, whose sum is σ = 46763282. Its totient is φ = 46763280.

The previous prime is 46763273. The next prime is 46763287. The reversal of 46763281 is 18236764.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 40960000 + 5803281 = 6400^2 + 2409^2 .

It is a cyclic number.

It is not a de Polignac number, because 46763281 - 2³ = 46763273 is a prime.

It is a super-2 number, since 2×46763281² = 4373608899769922, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 46763281.

It is not a weakly prime, because it can be changed into another prime (46763287) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23381640 + 23381641.

It is an arithmetic number, because the mean of its divisors is an integer number (23381641).

Almost surely, 2^46763281 is an apocalyptic number.

It is an amenable number.

46763281 is a deficient number, since it is larger than the sum of its proper divisors (1).

46763281 is an equidigital number, since it uses as much as digits as its factorization.

46763281 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 48384, while the sum is 37.

The square root of 46763281 is about 6838.3682995288. The cubic root of 46763281 is about 360.2757172773.

The spelling of 46763281 in words is "forty-six million, seven hundred sixty-three thousand, two hundred eighty-one".