190365023 has 6 divisors (see below), whose sum is σ = 193253256. Its totient is φ = 187519332.

The previous prime is 190365013. The next prime is 190365053. The reversal of 190365023 is 320563091.

It is not a de Polignac number, because 190365023 - 2¹² = 190360927 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (190365013) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 16715 + ... + 25692.

It is an arithmetic number, because the mean of its divisors is an integer number (32208876).

Almost surely, 2^190365023 is an apocalyptic number.

190365023 is a deficient number, since it is larger than the sum of its proper divisors (2888233).

190365023 is an frugal number, since it uses more digits than its factorization.

190365023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42541 (or 42474 counting only the distinct ones).

The product of its (nonzero) digits is 4860, while the sum is 29.

The square root of 190365023 is about 13797.2831745964. The cubic root of 190365023 is about 575.2576267090.

The spelling of 190365023 in words is "one hundred ninety million, three hundred sixty-five thousand, twenty-three".