102274066 has 4 divisors (see below), whose sum is σ = 153411102. Its totient is φ = 51137032.

The previous prime is 102274063. The next prime is 102274087. The reversal of 102274066 is 660472201.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 84254041 + 18020025 = 9179^2 + 4245^2 .

It is not an unprimeable number, because it can be changed into a prime (102274061) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25568515 + ... + 25568518.

Almost surely, 2^102274066 is an apocalyptic number.

102274066 is a deficient number, since it is larger than the sum of its proper divisors (51137036).

102274066 is an equidigital number, since it uses as much as digits as its factorization.

102274066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51137035.

The product of its (nonzero) digits is 4032, while the sum is 28.

The square root of 102274066 is about 10113.0641251799. The cubic root of 102274066 is about 467.6509712874.

The spelling of 102274066 in words is "one hundred two million, two hundred seventy-four thousand, sixty-six".