46612381 has 2 divisors, whose sum is σ = 46612382. Its totient is φ = 46612380.

The previous prime is 46612373. The next prime is 46612403. The reversal of 46612381 is 18321664.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 45346756 + 1265625 = 6734^2 + 1125^2 .

It is a cyclic number.

It is not a de Polignac number, because 46612381 - 2³ = 46612373 is a prime.

It is a super-2 number, since 2×46612381² = 4345428124978322, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (46612481) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23306190 + 23306191.

It is an arithmetic number, because the mean of its divisors is an integer number (23306191).

Almost surely, 2^46612381 is an apocalyptic number.

It is an amenable number.

46612381 is a deficient number, since it is larger than the sum of its proper divisors (1).

46612381 is an equidigital number, since it uses as much as digits as its factorization.

46612381 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 6912, while the sum is 31.

The square root of 46612381 is about 6827.3260505120. The cubic root of 46612381 is about 359.8877762338.

The spelling of 46612381 in words is "forty-six million, six hundred twelve thousand, three hundred eighty-one".