46816213 has 2 divisors, whose sum is σ = 46816214. Its totient is φ = 46816212.

The previous prime is 46816157. The next prime is 46816223. The reversal of 46816213 is 31261864.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 46812964 + 3249 = 6842^2 + 57^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-46816213 is a prime.

It is a super-2 number, since 2×46816213² = 4383515599322738, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (46816223) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23408106 + 23408107.

It is an arithmetic number, because the mean of its divisors is an integer number (23408107).

Almost surely, 2^46816213 is an apocalyptic number.

It is an amenable number.

46816213 is a deficient number, since it is larger than the sum of its proper divisors (1).

46816213 is an equidigital number, since it uses as much as digits as its factorization.

46816213 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 46816213 is about 6842.2374264563. The cubic root of 46816213 is about 360.4115996986.

The spelling of 46816213 in words is "forty-six million, eight hundred sixteen thousand, two hundred thirteen".