190340560 has 40 divisors (see below), whose sum is σ = 446942376. Its totient is φ = 75379200.

The previous prime is 190340533. The next prime is 190340567. The reversal of 190340560 is 65043091.

190340560 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 11209104 + 179131456 = 3348^2 + 13384^2 .

It is a tau number, because it is divible by the number of its divisors (40).

It is a super-2 number, since 2×190340560² = 72459057562227200, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (190340567) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3699 + ... + 19858.

Almost surely, 2^190340560 is an apocalyptic number.

190340560 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

190340560 is an abundant number, since it is smaller than the sum of its proper divisors (256601816).

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

190340560 is a wasteful number, since it uses less digits than its factorization.

190340560 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23671 (or 23665 counting only the distinct ones).

The product of its (nonzero) digits is 3240, while the sum is 28.

The square root of 190340560 is about 13796.3966310048. The cubic root of 190340560 is about 575.2329843492.

The spelling of 190340560 in words is "one hundred ninety million, three hundred forty thousand, five hundred sixty".