102266650 has 12 divisors (see below), whose sum is σ = 190216062. Its totient is φ = 40906640.

The previous prime is 102266639. The next prime is 102266651. The reversal of 102266650 is 56662201.

It can be written as a sum of positive squares in 3 ways, for example, as 61011721 + 41254929 = 7811^2 + 6423^2 .

It is not an unprimeable number, because it can be changed into a prime (102266651) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1022617 + ... + 1022716.

Almost surely, 2^102266650 is an apocalyptic number.

102266650 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

102266650 is a deficient number, since it is larger than the sum of its proper divisors (87949412).

102266650 is a wasteful number, since it uses less digits than its factorization.

102266650 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2045345 (or 2045340 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 28.

The square root of 102266650 is about 10112.6974640795. The cubic root of 102266650 is about 467.6396677264.

The spelling of 102266650 in words is "one hundred two million, two hundred sixty-six thousand, six hundred fifty".