2194367242 has 8 divisors (see below), whose sum is σ = 3485171556. Its totient is φ = 1032643392.

The previous prime is 2194367239. The next prime is 2194367257. The reversal of 2194367242 is 2427634912.

It can be written as a sum of positive squares in 2 ways, for example, as 2105800321 + 88566921 = 45889^2 + 9411^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-3 number, since 3×2194367242³ (a number of 29 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2194367195 and 2194367204.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 32270073 + ... + 32270140.

Almost surely, 2^2194367242 is an apocalyptic number.

2194367242 is a deficient number, since it is larger than the sum of its proper divisors (1290804314).

2194367242 is a wasteful number, since it uses less digits than its factorization.

2194367242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64540232.

The product of its digits is 145152, while the sum is 40.

The square root of 2194367242 is about 46844.0737126907. The cubic root of 2194367242 is about 1299.4805107793.

The spelling of 2194367242 in words is "two billion, one hundred ninety-four million, three hundred sixty-seven thousand, two hundred forty-two".