228334451 has 2 divisors, whose sum is σ = 228334452. Its totient is φ = 228334450.

The previous prime is 228334433. The next prime is 228334471. The reversal of 228334451 is 154433822.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 228334451 - 2⁶ = 228334387 is a prime.

It is not a weakly prime, because it can be changed into another prime (228334471) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 114167225 + 114167226.

It is an arithmetic number, because the mean of its divisors is an integer number (114167226).

Almost surely, 2^228334451 is an apocalyptic number.

228334451 is a deficient number, since it is larger than the sum of its proper divisors (1).

228334451 is an equidigital number, since it uses as much as digits as its factorization.

228334451 is an evil number, because the sum of its binary digits is even.

The product of its digits is 23040, while the sum is 32.

The square root of 228334451 is about 15110.7395914297. The cubic root of 228334451 is about 611.2100418703.

The spelling of 228334451 in words is "two hundred twenty-eight million, three hundred thirty-four thousand, four hundred fifty-one".