46481881 has 2 divisors, whose sum is σ = 46481882. Its totient is φ = 46481880.

The previous prime is 46481863. The next prime is 46481899. The reversal of 46481881 is 18818464.

It is a happy number.

It is a balanced prime because it is at equal distance from previous prime (46481863) and next prime (46481899).

It can be written as a sum of positive squares in only one way, i.e., 46457856 + 24025 = 6816^2 + 155^2 .

It is a cyclic number.

It is not a de Polignac number, because 46481881 - 2⁵ = 46481849 is a prime.

It is a super-2 number, since 2×46481881² = 4321130522596322, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (46482881) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23240940 + 23240941.

It is an arithmetic number, because the mean of its divisors is an integer number (23240941).

Almost surely, 2^46481881 is an apocalyptic number.

It is an amenable number.

46481881 is a deficient number, since it is larger than the sum of its proper divisors (1).

46481881 is an equidigital number, since it uses as much as digits as its factorization.

46481881 is an evil number, because the sum of its binary digits is even.

The product of its digits is 49152, while the sum is 40.

The square root of 46481881 is about 6817.7621695099. The cubic root of 46481881 is about 359.5516048026.

The spelling of 46481881 in words is "forty-six million, four hundred eighty-one thousand, eight hundred eighty-one".