1346704649 has 4 divisors (see below), whose sum is σ = 1347477264. Its totient is φ = 1345932036.

The previous prime is 1346704643. The next prime is 1346704669. The reversal of 1346704649 is 9464076431.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1346704649 - 2⁴ = 1346704633 is a prime.

It is a super-2 number, since 2×1346704649² = 3627226823276426402, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1346704643) 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, 383687 + ... + 387180.

It is an arithmetic number, because the mean of its divisors is an integer number (336869316).

Almost surely, 2^1346704649 is an apocalyptic number.

It is an amenable number.

1346704649 is a deficient number, since it is larger than the sum of its proper divisors (772615).

1346704649 is an equidigital number, since it uses as much as digits as its factorization.

1346704649 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 772614.

The product of its (nonzero) digits is 435456, while the sum is 44.

The square root of 1346704649 is about 36697.4746951340. The cubic root of 1346704649 is about 1104.3094445283.

The spelling of 1346704649 in words is "one billion, three hundred forty-six million, seven hundred four thousand, six hundred forty-nine".