1049739423 has 8 divisors (see below), whose sum is σ = 1422597936. Its totient is φ = 688353600.

The previous prime is 1049739311. The next prime is 1049739487. The reversal of 1049739423 is 3249379401.

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

It is not a de Polignac number, because 1049739423 - 2⁸ = 1049739167 is a prime.

It is a super-2 number, since 2×1049739423² = 2203905712400745858, which contains 22 as substring.

It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1049739923) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2867958 + ... + 2868323.

It is an arithmetic number, because the mean of its divisors is an integer number (177824742).

Almost surely, 2^1049739423 is an apocalyptic number.

1049739423 is a deficient number, since it is larger than the sum of its proper divisors (372858513).

1049739423 is an equidigital number, since it uses as much as digits as its factorization.

1049739423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5736345.

The product of its (nonzero) digits is 163296, while the sum is 42.

The square root of 1049739423 is about 32399.6824521476. The cubic root of 1049739423 is about 1016.3122706480.

The spelling of 1049739423 in words is "one billion, forty-nine million, seven hundred thirty-nine thousand, four hundred twenty-three".