189650026 has 4 divisors (see below), whose sum is σ = 284475042. Its totient is φ = 94825012.

The previous prime is 189650009. The next prime is 189650057. The reversal of 189650026 is 620056981.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 620056981 = 41 ⋅15123341.

It can be written as a sum of positive squares in only one way, i.e., 131905225 + 57744801 = 11485^2 + 7599^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 47412505 + ... + 47412508.

Almost surely, 2^189650026 is an apocalyptic number.

189650026 is a deficient number, since it is larger than the sum of its proper divisors (94825016).

189650026 is an equidigital number, since it uses as much as digits as its factorization.

189650026 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 94825015.

The product of its (nonzero) digits is 25920, while the sum is 37.

The square root of 189650026 is about 13771.3480095450. The cubic root of 189650026 is about 574.5365147196.

The spelling of 189650026 in words is "one hundred eighty-nine million, six hundred fifty thousand, twenty-six".