194596920 has 384 divisors, whose sum is σ = 776355840. Its totient is φ = 41333760.

The previous prime is 194596823. The next prime is 194596981. The reversal of 194596920 is 29695491.

It is a super-2 number, since 2×194596920² = 75735922546972800, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 3671614 + ... + 3671666.

It is an arithmetic number, because the mean of its divisors is an integer number (2021760).

Almost surely, 2^194596920 is an apocalyptic number.

194596920 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 194596920, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (388177920).

194596920 is an abundant number, since it is smaller than the sum of its proper divisors (581758920).

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

194596920 is a wasteful number, since it uses less digits than its factorization.

194596920 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 155 (or 148 counting only the distinct ones).

The product of its (nonzero) digits is 174960, while the sum is 45.

The square root of 194596920 is about 13949.7999985663. The cubic root of 194596920 is about 579.4891657525.

The spelling of 194596920 in words is "one hundred ninety-four million, five hundred ninety-six thousand, nine hundred twenty".