194690102 has 4 divisors (see below), whose sum is σ = 292035156. Its totient is φ = 97345050.

The previous prime is 194690087. The next prime is 194690107. The reversal of 194690102 is 201096491.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (194690107) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 48672524 + ... + 48672527.

It is an arithmetic number, because the mean of its divisors is an integer number (73008789).

Almost surely, 2^194690102 is an apocalyptic number.

194690102 is a deficient number, since it is larger than the sum of its proper divisors (97345054).

194690102 is an equidigital number, since it uses as much as digits as its factorization.

194690102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 97345053.

The product of its (nonzero) digits is 3888, while the sum is 32.

The square root of 194690102 is about 13953.1395033519. The cubic root of 194690102 is about 579.5816463921.

The spelling of 194690102 in words is "one hundred ninety-four million, six hundred ninety thousand, one hundred two".