190001773 has 8 divisors (see below), whose sum is σ = 205065728. Its totient is φ = 175001904.

The previous prime is 190001761. The next prime is 190001783. The reversal of 190001773 is 377100091.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 190001773 - 2¹⁷ = 189870701 is a prime.

It is a super-2 number, since 2×190001773² = 72201347486287058, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (190001743) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9765 + ... + 21802.

It is an arithmetic number, because the mean of its divisors is an integer number (25633216).

Almost surely, 2^190001773 is an apocalyptic number.

190001773 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

190001773 is a deficient number, since it is larger than the sum of its proper divisors (15063955).

190001773 is a wasteful number, since it uses less digits than its factorization.

190001773 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32043.

The product of its (nonzero) digits is 1323, while the sum is 28.

The square root of 190001773 is about 13784.1130654098. The cubic root of 190001773 is about 574.8914960985.

The spelling of 190001773 in words is "one hundred ninety million, one thousand, seven hundred seventy-three".