1361816 has 8 divisors (see below), whose sum is σ = 2553420. Its totient is φ = 680904.

The previous prime is 1361813. The next prime is 1361827. The reversal of 1361816 is 6181631.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1361813) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 85106 + ... + 85121.

2^1361816 is an apocalyptic number.

It is an amenable number.

1361816 is a deficient number, since it is larger than the sum of its proper divisors (1191604).

1361816 is a wasteful number, since it uses less digits than its factorization.

1361816 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 170233 (or 170229 counting only the distinct ones).

The product of its digits is 864, while the sum is 26.

The square root of 1361816 is about 1166.9687228028. The cubic root of 1361816 is about 110.8424570224.

The spelling of 1361816 in words is "one million, three hundred sixty-one thousand, eight hundred sixteen".