46381919 has 2 divisors, whose sum is σ = 46381920. Its totient is φ = 46381918.

The previous prime is 46381913. The next prime is 46381931. The reversal of 46381919 is 91918364.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 46381919 - 2⁸ = 46381663 is a prime.

It is a super-2 number, since 2×46381919² = 4302564820245122, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (46381913) 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, 23190959 + 23190960.

It is an arithmetic number, because the mean of its divisors is an integer number (23190960).

Almost surely, 2^46381919 is an apocalyptic number.

46381919 is a deficient number, since it is larger than the sum of its proper divisors (1).

46381919 is an equidigital number, since it uses as much as digits as its factorization.

46381919 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 46656, while the sum is 41.

The square root of 46381919 is about 6810.4272259529. The cubic root of 46381919 is about 359.2936742403.

The spelling of 46381919 in words is "forty-six million, three hundred eighty-one thousand, nine hundred nineteen".