194673090 has 48 divisors (see below), whose sum is σ = 473638464. Its totient is φ = 51204000.

The previous prime is 194673077. The next prime is 194673109. The reversal of 194673090 is 90376491.

It is a super-2 number, since 2×194673090² = 75795223940296200, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 775465 + ... + 775715.

It is an arithmetic number, because the mean of its divisors is an integer number (9867468).

Almost surely, 2^194673090 is an apocalyptic number.

194673090 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

194673090 is an abundant number, since it is smaller than the sum of its proper divisors (278965374).

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

194673090 is a wasteful number, since it uses less digits than its factorization.

194673090 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 615 (or 364 counting only the distinct ones).

The product of its (nonzero) digits is 40824, while the sum is 39.

The square root of 194673090 is about 13952.5298781260. The cubic root of 194673090 is about 579.5647646399.

The spelling of 194673090 in words is "one hundred ninety-four million, six hundred seventy-three thousand, ninety".