222675451 has 2 divisors, whose sum is σ = 222675452. Its totient is φ = 222675450.

The previous prime is 222675433. The next prime is 222675461. The reversal of 222675451 is 154576222.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 222675451 - 2⁹ = 222674939 is a prime.

It is not a weakly prime, because it can be changed into another prime (222675461) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111337725 + 111337726.

It is an arithmetic number, because the mean of its divisors is an integer number (111337726).

Almost surely, 2^222675451 is an apocalyptic number.

222675451 is a deficient number, since it is larger than the sum of its proper divisors (1).

222675451 is an equidigital number, since it uses as much as digits as its factorization.

222675451 is an evil number, because the sum of its binary digits is even.

The product of its digits is 33600, while the sum is 34.

The square root of 222675451 is about 14922.3138621328. The cubic root of 222675451 is about 606.1183703172.

It can be divided in two parts, 2226 and 75451, that added together give a palindrome (77677).

The spelling of 222675451 in words is "two hundred twenty-two million, six hundred seventy-five thousand, four hundred fifty-one".