46378229 has 2 divisors, whose sum is σ = 46378230. Its totient is φ = 46378228.

The previous prime is 46378223. The next prime is 46378231. The reversal of 46378229 is 92287364.

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., 40666129 + 5712100 = 6377^2 + 2390^2 .

It is a cyclic number.

It is not a de Polignac number, because 46378229 - 2²⁰ = 45329653 is a prime.

Together with 46378231, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (46378223) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23189114 + 23189115.

It is an arithmetic number, because the mean of its divisors is an integer number (23189115).

Almost surely, 2^46378229 is an apocalyptic number.

It is an amenable number.

46378229 is a deficient number, since it is larger than the sum of its proper divisors (1).

46378229 is an equidigital number, since it uses as much as digits as its factorization.

46378229 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 145152, while the sum is 41.

The square root of 46378229 is about 6810.1563124498. The cubic root of 46378229 is about 359.2841458950.

The spelling of 46378229 in words is "forty-six million, three hundred seventy-eight thousand, two hundred twenty-nine".