190563242 has 4 divisors (see below), whose sum is σ = 285844866. Its totient is φ = 95281620.

The previous prime is 190563227. The next prime is 190563253. The reversal of 190563242 is 242365091.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 153487321 + 37075921 = 12389^2 + 6089^2 .

It is a junction number, because it is equal to n+sod(n) for n = 190563199 and 190563208.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 47640809 + ... + 47640812.

Almost surely, 2^190563242 is an apocalyptic number.

190563242 is a deficient number, since it is larger than the sum of its proper divisors (95281624).

190563242 is an equidigital number, since it uses as much as digits as its factorization.

190563242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 95281623.

The product of its (nonzero) digits is 12960, while the sum is 32.

The square root of 190563242 is about 13804.4645676680. The cubic root of 190563242 is about 575.4572212134.

The spelling of 190563242 in words is "one hundred ninety million, five hundred sixty-three thousand, two hundred forty-two".