194107136 has 18 divisors (see below), whose sum is σ = 387456552. Its totient is φ = 97053440.

The previous prime is 194107127. The next prime is 194107141. The reversal of 194107136 is 631701491.

It is a super-2 number, since 2×194107136² = 75355160492244992, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (32).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 378860 + ... + 379371.

It is an arithmetic number, because the mean of its divisors is an integer number (21525364).

Almost surely, 2^194107136 is an apocalyptic number.

194107136 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

194107136 is a deficient number, since it is larger than the sum of its proper divisors (193349416).

194107136 is an frugal number, since it uses more digits than its factorization.

194107136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 758247 (or 758233 counting only the distinct ones).

The product of its (nonzero) digits is 4536, while the sum is 32.

The square root of 194107136 is about 13932.2337046146. The cubic root of 194107136 is about 579.0025822104.

The spelling of 194107136 in words is "one hundred ninety-four million, one hundred seven thousand, one hundred thirty-six".