1344682278 has 12 divisors (see below), whose sum is σ = 2913478308. Its totient is φ = 448227420.

The previous prime is 1344682177. The next prime is 1344682279. The reversal of 1344682278 is 8722864431.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1344682279) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 37352268 + ... + 37352303.

It is an arithmetic number, because the mean of its divisors is an integer number (242789859).

Almost surely, 2^1344682278 is an apocalyptic number.

1344682278 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

1344682278 is an abundant number, since it is smaller than the sum of its proper divisors (1568796030).

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

1344682278 is a wasteful number, since it uses less digits than its factorization.

1344682278 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74704579 (or 74704576 counting only the distinct ones).

The product of its digits is 516096, while the sum is 45.

The square root of 1344682278 is about 36669.9097080972. The cubic root of 1344682278 is about 1103.7563803575.

The spelling of 1344682278 in words is "one billion, three hundred forty-four million, six hundred eighty-two thousand, two hundred seventy-eight".