1344678892 has 6 divisors (see below), whose sum is σ = 2353188068. Its totient is φ = 672339444.

The previous prime is 1344678889. The next prime is 1344678899. The reversal of 1344678892 is 2988764431.

It is a super-2 number, since 2×1344678892² = 3616322645180695328, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1344678899) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 168084858 + ... + 168084865.

Almost surely, 2^1344678892 is an apocalyptic number.

It is an amenable number.

1344678892 is a deficient number, since it is larger than the sum of its proper divisors (1008509176).

1344678892 is a wasteful number, since it uses less digits than its factorization.

1344678892 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 336169727 (or 336169725 counting only the distinct ones).

The product of its digits is 2322432, while the sum is 52.

The square root of 1344678892 is about 36669.8635394243. The cubic root of 1344678892 is about 1103.7554539126.

The spelling of 1344678892 in words is "one billion, three hundred forty-four million, six hundred seventy-eight thousand, eight hundred ninety-two".