1086436 has 24 divisors (see below), whose sum is σ = 2169720. Its totient is φ = 471552.

The previous prime is 1086433. The next prime is 1086443. The reversal of 1086436 is 6346801.

It can be written as a sum of positive squares in 4 ways, for example, as 430336 + 656100 = 656^2 + 810^2 .

It is a hoax number, since the sum of its digits (28) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (1086433) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 270 + ... + 1498.

It is an arithmetic number, because the mean of its divisors is an integer number (90405).

2^1086436 is an apocalyptic number.

It is an amenable number.

1086436 is a deficient number, since it is larger than the sum of its proper divisors (1083284).

1086436 is a wasteful number, since it uses less digits than its factorization.

1086436 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1263 (or 1261 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 28.

The square root of 1086436 is about 1042.3224069356. The cubic root of 1086436 is about 102.8019570956.

The spelling of 1086436 in words is "one million, eighty-six thousand, four hundred thirty-six".