1300427746 has 8 divisors (see below), whose sum is σ = 1956231900. Its totient is φ = 648350448.

The previous prime is 1300427743. The next prime is 1300427771. The reversal of 1300427746 is 6477240031.

It can be written as a sum of positive squares in 2 ways, for example, as 1186044721 + 114383025 = 34439^2 + 10695^2 .

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

It is a super-2 number, since 2×1300427746² = 3382224645133281032, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1300427741) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 930841 + ... + 932236.

Almost surely, 2^1300427746 is an apocalyptic number.

1300427746 is a deficient number, since it is larger than the sum of its proper divisors (655804154).

1300427746 is a wasteful number, since it uses less digits than its factorization.

1300427746 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1863428.

The product of its (nonzero) digits is 28224, while the sum is 34.

The square root of 1300427746 is about 36061.4440365330. Note that the first 3 decimals coincide. The cubic root of 1300427746 is about 1091.5125722271.

Adding to 1300427746 its reverse (6477240031), we get a palindrome (7777667777).

The spelling of 1300427746 in words is "one billion, three hundred million, four hundred twenty-seven thousand, seven hundred forty-six".