1376446434 has 16 divisors (see below), whose sum is σ = 3003156000. Its totient is φ = 417104960.

The previous prime is 1376446427. The next prime is 1376446439. The reversal of 1376446434 is 4346446731.

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 not an unprimeable number, because it can be changed into a prime (1376446439) 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, 10427559 + ... + 10427690.

It is an arithmetic number, because the mean of its divisors is an integer number (187697250).

Almost surely, 2^1376446434 is an apocalyptic number.

1376446434 is an abundant number, since it is smaller than the sum of its proper divisors (1626709566).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1376446434 is a wasteful number, since it uses less digits than its factorization.

1376446434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20855265.

The product of its digits is 580608, while the sum is 42.

The square root of 1376446434 is about 37100.4910210094. The cubic root of 1376446434 is about 1112.3798286895.

The spelling of 1376446434 in words is "one billion, three hundred seventy-six million, four hundred forty-six thousand, four hundred thirty-four".