1376426434 has 8 divisors (see below), whose sum is σ = 2065091148. Its totient is φ = 688062720.

The previous prime is 1376426423. The next prime is 1376426473. The reversal of 1376426434 is 4346246731.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 1300684225 + 75742209 = 36065^2 + 8703^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 63447 + ... + 82330.

Almost surely, 2^1376426434 is an apocalyptic number.

1376426434 is a deficient number, since it is larger than the sum of its proper divisors (688664714).

1376426434 is a wasteful number, since it uses less digits than its factorization.

1376426434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 150500.

The product of its digits is 290304, while the sum is 40.

The square root of 1376426434 is about 37100.2214818187. The cubic root of 1376426434 is about 1112.3744409742.

The spelling of 1376426434 in words is "one billion, three hundred seventy-six million, four hundred twenty-six thousand, four hundred thirty-four".