102274229 has 2 divisors, whose sum is σ = 102274230. Its totient is φ = 102274228.

The previous prime is 102274223. The next prime is 102274273. The reversal of 102274229 is 922472201.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 92602129 + 9672100 = 9623^2 + 3110^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-102274229 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (102274223) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51137114 + 51137115.

It is an arithmetic number, because the mean of its divisors is an integer number (51137115).

Almost surely, 2^102274229 is an apocalyptic number.

It is an amenable number.

102274229 is a deficient number, since it is larger than the sum of its proper divisors (1).

102274229 is an equidigital number, since it uses as much as digits as its factorization.

102274229 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4032, while the sum is 29.

The square root of 102274229 is about 10113.0721840596. The cubic root of 102274229 is about 467.6512197280.

The spelling of 102274229 in words is "one hundred two million, two hundred seventy-four thousand, two hundred twenty-nine".