190203046 has 12 divisors (see below), whose sum is σ = 313599636. Its totient is φ = 86455820.

The previous prime is 190203043. The next prime is 190203067. The reversal of 190203046 is 640302091.

It is a self number, because there is not a number n which added to its sum of digits gives 190203046.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (190203043) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 392740 + ... + 393223.

It is an arithmetic number, because the mean of its divisors is an integer number (26133303).

Almost surely, 2^190203046 is an apocalyptic number.

190203046 is a deficient number, since it is larger than the sum of its proper divisors (123396590).

190203046 is a wasteful number, since it uses less digits than its factorization.

190203046 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 785987 (or 785976 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 25.

The square root of 190203046 is about 13791.4120379314. The cubic root of 190203046 is about 575.0944228049.

The spelling of 190203046 in words is "one hundred ninety million, two hundred three thousand, forty-six".