194282140 has 24 divisors (see below), whose sum is σ = 439377120. Its totient is φ = 71734848.

The previous prime is 194282131. The next prime is 194282183. The reversal of 194282140 is 41282491.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 373360 + ... + 373879.

It is an arithmetic number, because the mean of its divisors is an integer number (18307380).

Almost surely, 2^194282140 is an apocalyptic number.

194282140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

194282140 is an abundant number, since it is smaller than the sum of its proper divisors (245094980).

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

194282140 is a wasteful number, since it uses less digits than its factorization.

194282140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 747261 (or 747259 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 31.

The square root of 194282140 is about 13938.5128331540. The cubic root of 194282140 is about 579.1765365420.

The spelling of 194282140 in words is "one hundred ninety-four million, two hundred eighty-two thousand, one hundred forty".