1118836 has 6 divisors (see below), whose sum is σ = 1957970. Its totient is φ = 559416.

The previous prime is 1118827. The next prime is 1118837. The reversal of 1118836 is 6388111.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 1089936 + 28900 = 1044^2 + 170^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1118837) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 139851 + ... + 139858.

2^1118836 is an apocalyptic number.

It is an amenable number.

1118836 is a deficient number, since it is larger than the sum of its proper divisors (839134).

1118836 is a wasteful number, since it uses less digits than its factorization.

1118836 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 279713 (or 279711 counting only the distinct ones).

The product of its digits is 1152, while the sum is 28.

The square root of 1118836 is about 1057.7504431576. The cubic root of 1118836 is about 103.8138930002.

The spelling of 1118836 in words is "one million, one hundred eighteen thousand, eight hundred thirty-six".