1376398346 has 4 divisors (see below), whose sum is σ = 2064597522. Its totient is φ = 688199172.

The previous prime is 1376398343. The next prime is 1376398351. The reversal of 1376398346 is 6438936731.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 811623121 + 564775225 = 28489^2 + 23765^2 .

It is a junction number, because it is equal to n+sod(n) for n = 1376398294 and 1376398303.

It is not an unprimeable number, because it can be changed into a prime (1376398343) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 344099585 + ... + 344099588.

Almost surely, 2^1376398346 is an apocalyptic number.

1376398346 is a deficient number, since it is larger than the sum of its proper divisors (688199176).

1376398346 is an equidigital number, since it uses as much as digits as its factorization.

1376398346 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 688199175.

The product of its digits is 1959552, while the sum is 50.

The square root of 1376398346 is about 37099.8429376729. The cubic root of 1376398346 is about 1112.3668743788.

The spelling of 1376398346 in words is "one billion, three hundred seventy-six million, three hundred ninety-eight thousand, three hundred forty-six".