46400213 has 2 divisors, whose sum is σ = 46400214. Its totient is φ = 46400212.

The previous prime is 46400197. The next prime is 46400227. The reversal of 46400213 is 31200464.

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., 34023889 + 12376324 = 5833^2 + 3518^2 .

It is a cyclic number.

It is not a de Polignac number, because 46400213 - 2⁴ = 46400197 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 (46400813) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23200106 + 23200107.

It is an arithmetic number, because the mean of its divisors is an integer number (23200107).

Almost surely, 2^46400213 is an apocalyptic number.

It is an amenable number.

46400213 is a deficient number, since it is larger than the sum of its proper divisors (1).

46400213 is an equidigital number, since it uses as much as digits as its factorization.

46400213 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 576, while the sum is 20.

The square root of 46400213 is about 6811.7701810910. The cubic root of 46400213 is about 359.3409056805.

Adding to 46400213 its reverse (31200464), we get a palindrome (77600677).

The spelling of 46400213 in words is "forty-six million, four hundred thousand, two hundred thirteen".