2193742334 has 16 divisors (see below), whose sum is σ = 3763584000. Its totient is φ = 939454584.

The previous prime is 2193742333. The next prime is 2193742349. The reversal of 2193742334 is 4332473912.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2193742333) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 40934 + ... + 77865.

It is an arithmetic number, because the mean of its divisors is an integer number (235224000).

Almost surely, 2^2193742334 is an apocalyptic number.

2193742334 is a deficient number, since it is larger than the sum of its proper divisors (1569841666).

2193742334 is a wasteful number, since it uses less digits than its factorization.

2193742334 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 120127.

The product of its digits is 108864, while the sum is 38.

The square root of 2193742334 is about 46837.4031517547. The cubic root of 2193742334 is about 1299.3571444850.

The spelling of 2193742334 in words is "two billion, one hundred ninety-three million, seven hundred forty-two thousand, three hundred thirty-four".