2134749442 has 8 divisors (see below), whose sum is σ = 3659570496. Its totient is φ = 914892612.

The previous prime is 2134749431. The next prime is 2134749457. The reversal of 2134749442 is 2449474312.

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

It is a super-2 number, since 2×2134749442² = 9114310360238622728, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2134749395 and 2134749404.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 76241038 + ... + 76241065.

It is an arithmetic number, because the mean of its divisors is an integer number (457446312).

Almost surely, 2^2134749442 is an apocalyptic number.

2134749442 is a deficient number, since it is larger than the sum of its proper divisors (1524821054).

2134749442 is a wasteful number, since it uses less digits than its factorization.

2134749442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 152482112.

The product of its digits is 193536, while the sum is 40.

The square root of 2134749442 is about 46203.3488180240. The cubic root of 2134749442 is about 1287.6039576975.

The spelling of 2134749442 in words is "two billion, one hundred thirty-four million, seven hundred forty-nine thousand, four hundred forty-two".