46256981 has 2 divisors, whose sum is σ = 46256982. Its totient is φ = 46256980.

The previous prime is 46256939. The next prime is 46256989. The reversal of 46256981 is 18965264.

It is a happy number.

46256981 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., 46104100 + 152881 = 6790^2 + 391^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-46256981 is a prime.

It is a super-2 number, since 2×46256981² = 4279416582468722, which contains 22 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (46256989) 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, 23128490 + 23128491.

It is an arithmetic number, because the mean of its divisors is an integer number (23128491).

Almost surely, 2^46256981 is an apocalyptic number.

It is an amenable number.

46256981 is a deficient number, since it is larger than the sum of its proper divisors (1).

46256981 is an equidigital number, since it uses as much as digits as its factorization.

46256981 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 103680, while the sum is 41.

The square root of 46256981 is about 6801.2484883292. The cubic root of 46256981 is about 358.9707768672.

The spelling of 46256981 in words is "forty-six million, two hundred fifty-six thousand, nine hundred eighty-one".