416226251 has 4 divisors (see below), whose sum is σ = 475687152. Its totient is φ = 356765352.

The previous prime is 416226247. The next prime is 416226269. The reversal of 416226251 is 152622614.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 152622614 = 2 ⋅76311307.

It is a cyclic number.

It is not a de Polignac number, because 416226251 - 2² = 416226247 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (416226221) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 29730440 + ... + 29730453.

It is an arithmetic number, because the mean of its divisors is an integer number (118921788).

Almost surely, 2^416226251 is an apocalyptic number.

416226251 is a deficient number, since it is larger than the sum of its proper divisors (59460901).

416226251 is an equidigital number, since it uses as much as digits as its factorization.

416226251 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59460900.

The product of its digits is 5760, while the sum is 29.

The square root of 416226251 is about 20401.6237343992. The cubic root of 416226251 is about 746.6375408716.

Adding to 416226251 its reverse (152622614), we get a palindrome (568848865).

The spelling of 416226251 in words is "four hundred sixteen million, two hundred twenty-six thousand, two hundred fifty-one".