1194194742 has 32 divisors (see below), whose sum is σ = 2598644832. Its totient is φ = 363654144.

The previous prime is 1194194737. The next prime is 1194194747. The reversal of 1194194742 is 2474914911.

It is an interprime number because it is at equal distance from previous prime (1194194737) and next prime (1194194747).

It is a super-2 number, since 2×1194194742² = 2852202163640893128, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1194194694 and 1194194703.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1194194747) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 71353 + ... + 86484.

It is an arithmetic number, because the mean of its divisors is an integer number (81207651).

Almost surely, 2^1194194742 is an apocalyptic number.

1194194742 is an abundant number, since it is smaller than the sum of its proper divisors (1404450090).

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

1194194742 is a wasteful number, since it uses less digits than its factorization.

1194194742 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 157952.

The product of its digits is 72576, while the sum is 42.

The square root of 1194194742 is about 34557.1228837124. The cubic root of 1194194742 is about 1060.9421853079.

The spelling of 1194194742 in words is "one billion, one hundred ninety-four million, one hundred ninety-four thousand, seven hundred forty-two".