190340430 has 32 divisors (see below), whose sum is σ = 522077184. Its totient is φ = 43506336.

The previous prime is 190340429. The next prime is 190340441. The reversal of 190340430 is 34043091.

It is a self number, because there is not a number n which added to its sum of digits gives 190340430.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 452982 + ... + 453401.

It is an arithmetic number, because the mean of its divisors is an integer number (16314912).

Almost surely, 2^190340430 is an apocalyptic number.

190340430 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

190340430 is an abundant number, since it is smaller than the sum of its proper divisors (331736754).

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

190340430 is a wasteful number, since it uses less digits than its factorization.

190340430 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 906400.

The product of its (nonzero) digits is 1296, while the sum is 24.

The square root of 190340430 is about 13796.3919196288. The cubic root of 190340430 is about 575.2328533905.

The spelling of 190340430 in words is "one hundred ninety million, three hundred forty thousand, four hundred thirty".