46107221 has 2 divisors, whose sum is σ = 46107222. Its totient is φ = 46107220.

The previous prime is 46107211. The next prime is 46107241. The reversal of 46107221 is 12270164.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 29008996 + 17098225 = 5386^2 + 4135^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-46107221 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (46107211) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23053610 + 23053611.

It is an arithmetic number, because the mean of its divisors is an integer number (23053611).

Almost surely, 2^46107221 is an apocalyptic number.

It is an amenable number.

46107221 is a deficient number, since it is larger than the sum of its proper divisors (1).

46107221 is an equidigital number, since it uses as much as digits as its factorization.

46107221 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 672, while the sum is 23.

The square root of 46107221 is about 6790.2298193802. The cubic root of 46107221 is about 358.5829609200.

Adding to 46107221 its reverse (12270164), we get a palindrome (58377385).

The spelling of 46107221 in words is "forty-six million, one hundred seven thousand, two hundred twenty-one".