46941421 has 2 divisors, whose sum is σ = 46941422. Its totient is φ = 46941420.

The previous prime is 46941383. The next prime is 46941431. The reversal of 46941421 is 12414964.

46941421 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 37088100 + 9853321 = 6090^2 + 3139^2 .

It is a cyclic number.

It is not a de Polignac number, because 46941421 - 2¹⁷ = 46810349 is a prime.

It is equal to p_2828380 and since 46941421 and 2828380 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (46941431) 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, 23470710 + 23470711.

It is an arithmetic number, because the mean of its divisors is an integer number (23470711).

Almost surely, 2^46941421 is an apocalyptic number.

It is an amenable number.

46941421 is a deficient number, since it is larger than the sum of its proper divisors (1).

46941421 is an equidigital number, since it uses as much as digits as its factorization.

46941421 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 46941421 is about 6851.3809556906. The cubic root of 46941421 is about 360.7326155945.

The spelling of 46941421 in words is "forty-six million, nine hundred forty-one thousand, four hundred twenty-one".