46222225 has 12 divisors (see below), whose sum is σ = 65503744. Its totient is φ = 31695120.

The previous prime is 46222223. The next prime is 46222229. The reversal of 46222225 is 52222264.

It is a happy number.

It is not a de Polignac number, because 46222225 - 2¹ = 46222223 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 46222225.

It is not an unprimeable number, because it can be changed into a prime (46222223) 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 11 ways as a sum of consecutive naturals, for example, 131889 + ... + 132238.

Almost surely, 2^46222225 is an apocalyptic number.

It is an amenable number.

46222225 is a deficient number, since it is larger than the sum of its proper divisors (19281519).

46222225 is a wasteful number, since it uses less digits than its factorization.

46222225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 264144 (or 264139 counting only the distinct ones).

The product of its digits is 3840, while the sum is 25.

The square root of 46222225 is about 6798.6928890780. The cubic root of 46222225 is about 358.8808479949.

Adding to 46222225 its reverse (52222264), we get a palindrome (98444489).

The spelling of 46222225 in words is "forty-six million, two hundred twenty-two thousand, two hundred twenty-five".