190226500 has 24 divisors (see below), whose sum is σ = 415455768. Its totient is φ = 76090400.

The previous prime is 190226497. The next prime is 190226501. The reversal of 190226500 is 5622091.

It can be written as a sum of positive squares in 4 ways, for example, as 6190144 + 184036356 = 2488^2 + 13566^2 .

It is a super-2 number, since 2×190226500² = 72372242604500000, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is not an unprimeable number, because it can be changed into a prime (190226501) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 189727 + ... + 190726.

It is an arithmetic number, because the mean of its divisors is an integer number (17310657).

Almost surely, 2^190226500 is an apocalyptic number.

190226500 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

190226500 is an abundant number, since it is smaller than the sum of its proper divisors (225229268).

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

190226500 is a wasteful number, since it uses less digits than its factorization.

190226500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 380472 (or 380460 counting only the distinct ones).

The product of its (nonzero) digits is 1080, while the sum is 25.

The square root of 190226500 is about 13792.2623234914. The cubic root of 190226500 is about 575.1180601940.

Adding to 190226500 its reverse (5622091), we get a palindrome (195848591).

The spelling of 190226500 in words is "one hundred ninety million, two hundred twenty-six thousand, five hundred".