1346816 has 18 divisors (see below), whose sum is σ = 2688882. Its totient is φ = 673280.

The previous prime is 1346773. The next prime is 1346827. The reversal of 1346816 is 6186431.

It can be written as a sum of positive squares in only one way, i.e., 1254400 + 92416 = 1120^2 + 304^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2375 + ... + 2886.

2^1346816 is an apocalyptic number.

1346816 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1346816 is a deficient number, since it is larger than the sum of its proper divisors (1342066).

1346816 is an frugal number, since it uses more digits than its factorization.

1346816 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5277 (or 5263 counting only the distinct ones).

The product of its digits is 3456, while the sum is 29.

The square root of 1346816 is about 1160.5240195705. The cubic root of 1346816 is about 110.4339879950.

The spelling of 1346816 in words is "one million, three hundred forty-six thousand, eight hundred sixteen".