190541140 has 12 divisors (see below), whose sum is σ = 400136436. Its totient is φ = 76216448.

The previous prime is 190541129. The next prime is 190541167. The reversal of 190541140 is 41145091.

It can be written as a sum of positive squares in 2 ways, for example, as 124411716 + 66129424 = 11154^2 + 8132^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4763509 + ... + 4763548.

It is an arithmetic number, because the mean of its divisors is an integer number (33344703).

Almost surely, 2^190541140 is an apocalyptic number.

190541140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

190541140 is an abundant number, since it is smaller than the sum of its proper divisors (209595296).

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

190541140 is a wasteful number, since it uses less digits than its factorization.

190541140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9527066 (or 9527064 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 25.

The square root of 190541140 is about 13803.6640063427. The cubic root of 190541140 is about 575.4349726987.

The spelling of 190541140 in words is "one hundred ninety million, five hundred forty-one thousand, one hundred forty".