1193442240 has 56 divisors (see below), whose sum is σ = 3789182160. Its totient is φ = 318251008.

The previous prime is 1193442233. The next prime is 1193442259. The reversal of 1193442240 is 422443911.

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 = 1193442198 and 1193442207.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 620625 + ... + 622544.

Almost surely, 2^1193442240 is an apocalyptic number.

1193442240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1193442240 is an abundant number, since it is smaller than the sum of its proper divisors (2595739920).

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

1193442240 is a wasteful number, since it uses less digits than its factorization.

1193442240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1243189 (or 1243179 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 30.

The square root of 1193442240 is about 34546.2333692112. The cubic root of 1193442240 is about 1060.7192934466.

The spelling of 1193442240 in words is "one billion, one hundred ninety-three million, four hundred forty-two thousand, two hundred forty".