46278229 has 4 divisors (see below), whose sum is σ = 47874060. Its totient is φ = 44682400.

The previous prime is 46278203. The next prime is 46278241. The reversal of 46278229 is 92287264.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 24980004 + 21298225 = 4998^2 + 4615^2 .

It is a cyclic number.

It is not a de Polignac number, because 46278229 - 2⁹ = 46277717 is a prime.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 46278191 and 46278200.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (46278259) 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 in 3 ways as a sum of consecutive naturals, for example, 797872 + ... + 797929.

It is an arithmetic number, because the mean of its divisors is an integer number (11968515).

Almost surely, 2^46278229 is an apocalyptic number.

It is an amenable number.

46278229 is a deficient number, since it is larger than the sum of its proper divisors (1595831).

46278229 is a wasteful number, since it uses less digits than its factorization.

46278229 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1595830.

The product of its digits is 96768, while the sum is 40.

The square root of 46278229 is about 6802.8103751317. The cubic root of 46278229 is about 359.0257324892.

The spelling of 46278229 in words is "forty-six million, two hundred seventy-eight thousand, two hundred twenty-nine".