1194850440 has 384 divisors, whose sum is σ = 4877832960. Its totient is φ = 256794624.

The previous prime is 1194850439. The next prime is 1194850451. The reversal of 1194850440 is 440584911.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 1194850395 and 1194850404.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 1156164 + ... + 1157196.

It is an arithmetic number, because the mean of its divisors is an integer number (12702690).

Almost surely, 2^1194850440 is an apocalyptic number.

1194850440 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 1194850440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2438916480).

1194850440 is an abundant number, since it is smaller than the sum of its proper divisors (3682982520).

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

1194850440 is a wasteful number, since it uses less digits than its factorization.

1194850440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1083 (or 1067 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 36.

The square root of 1194850440 is about 34566.6087431209. The cubic root of 1194850440 is about 1061.1363273970.

The spelling of 1194850440 in words is "one billion, one hundred ninety-four million, eight hundred fifty thousand, four hundred forty".