194334540 has 48 divisors (see below), whose sum is σ = 550706688. Its totient is φ = 51196864.

The previous prime is 194334523. The next prime is 194334551. The reversal of 194334540 is 45433491.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14532 + ... + 24491.

It is an arithmetic number, because the mean of its divisors is an integer number (11473056).

Almost surely, 2^194334540 is an apocalyptic number.

194334540 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

194334540 is an abundant number, since it is smaller than the sum of its proper divisors (356372148).

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

194334540 is a wasteful number, since it uses less digits than its factorization.

194334540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39118 (or 39116 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 33.

The square root of 194334540 is about 13940.3923904602. The cubic root of 194334540 is about 579.2286019256.

The spelling of 194334540 in words is "one hundred ninety-four million, three hundred thirty-four thousand, five hundred forty".