1190065440 has 96 divisors (see below), whose sum is σ = 3757440960. Its totient is φ = 316611584.

The previous prime is 1190065411. The next prime is 1190065451. The reversal of 1190065440 is 445600911.

It is a happy number.

1190065440 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (96).

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 1190065398 and 1190065407.

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, 221506 + ... + 226814.

It is an arithmetic number, because the mean of its divisors is an integer number (39140010).

Almost surely, 2^1190065440 is an apocalyptic number.

1190065440 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1190065440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1878720480).

1190065440 is an abundant number, since it is smaller than the sum of its proper divisors (2567375520).

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

1190065440 is a wasteful number, since it uses less digits than its factorization.

1190065440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5794 (or 5786 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 30.

The square root of 1190065440 is about 34497.3251136954. The cubic root of 1190065440 is about 1059.7179266063.

The spelling of 1190065440 in words is "one billion, one hundred ninety million, sixty-five thousand, four hundred forty".