102194412 has 24 divisors (see below), whose sum is σ = 252480816. Its totient is φ = 32060928.

The previous prime is 102194381. The next prime is 102194419. The reversal of 102194412 is 214491201.

It is not an unprimeable number, because it can be changed into a prime (102194419) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 250273 + ... + 250680.

It is an arithmetic number, because the mean of its divisors is an integer number (10520034).

Almost surely, 2^102194412 is an apocalyptic number.

102194412 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

102194412 is an abundant number, since it is smaller than the sum of its proper divisors (150286404).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

102194412 is a wasteful number, since it uses less digits than its factorization.

102194412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 500977 (or 500975 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 24.

The square root of 102194412 is about 10109.1251847032. The cubic root of 102194412 is about 467.5295330557.

The spelling of 102194412 in words is "one hundred two million, one hundred ninety-four thousand, four hundred twelve".