46846021 has 2 divisors, whose sum is σ = 46846022. Its totient is φ = 46846020.

The previous prime is 46846003. The next prime is 46846027. The reversal of 46846021 is 12064864.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 37149025 + 9696996 = 6095^2 + 3114^2 .

It is a cyclic number.

It is not a de Polignac number, because 46846021 - 2⁵ = 46845989 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (46846027) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23423010 + 23423011.

It is an arithmetic number, because the mean of its divisors is an integer number (23423011).

Almost surely, 2^46846021 is an apocalyptic number.

It is an amenable number.

46846021 is a deficient number, since it is larger than the sum of its proper divisors (1).

46846021 is an equidigital number, since it uses as much as digits as its factorization.

46846021 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 9216, while the sum is 31.

The square root of 46846021 is about 6844.4153146927. The cubic root of 46846021 is about 360.4880751261.

The spelling of 46846021 in words is "forty-six million, eight hundred forty-six thousand, twenty-one".