46935821 has 2 divisors, whose sum is σ = 46935822. Its totient is φ = 46935820.

The previous prime is 46935817. The next prime is 46935839. The reversal of 46935821 is 12853964.

It is a happy number.

46935821 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 46854025 + 81796 = 6845^2 + 286^2 .

It is a cyclic number.

It is not a de Polignac number, because 46935821 - 2² = 46935817 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (46935881) 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, 23467910 + 23467911.

It is an arithmetic number, because the mean of its divisors is an integer number (23467911).

Almost surely, 2^46935821 is an apocalyptic number.

It is an amenable number.

46935821 is a deficient number, since it is larger than the sum of its proper divisors (1).

46935821 is an equidigital number, since it uses as much as digits as its factorization.

46935821 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 51840, while the sum is 38.

The square root of 46935821 is about 6850.9722667662. The cubic root of 46935821 is about 360.7182701760.

The spelling of 46935821 in words is "forty-six million, nine hundred thirty-five thousand, eight hundred twenty-one".