1195440 has 80 divisors (see below), whose sum is σ = 3937248. Its totient is φ = 299008.

The previous prime is 1195429. The next prime is 1195459. The reversal of 1195440 is 445911.

It is a tau number, because it is divible by the number of its divisors (80).

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a self number, because there is not a number n which added to its sum of digits gives 1195440.

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, 3934 + ... + 4226.

2^1195440 is an apocalyptic number.

1195440 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 1195440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1968624).

1195440 is an abundant number, since it is smaller than the sum of its proper divisors (2741808).

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

1195440 is a wasteful number, since it uses less digits than its factorization.

1195440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 326 (or 320 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 24.

The square root of 1195440 is about 1093.3617882476. The cubic root of 1195440 is about 106.1310826410.

The spelling of 1195440 in words is "one million, one hundred ninety-five thousand, four hundred forty".