1806334344 has 40 divisors (see below), whose sum is σ = 5059410510. Its totient is φ = 602111232.

The previous prime is 1806334333. The next prime is 1806334357. The reversal of 1806334344 is 4434336081.

It is a happy number.

1806334344 is a `hidden beast` number, since 18 + 0 + 633 + 4 + 3 + 4 + 4 = 666.

It can be written as a sum of positive squares in only one way, i.e., 982070244 + 824264100 = 31338^2 + 28710^2 .

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 1806334299 and 1806334308.

It is an unprimeable number.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 1393129 + ... + 1394424.

Almost surely, 2^1806334344 is an apocalyptic number.

It is an amenable number.

1806334344 is an abundant number, since it is smaller than the sum of its proper divisors (3253076166).

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

1806334344 is a wasteful number, since it uses less digits than its factorization.

1806334344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2787571 (or 2787558 counting only the distinct ones).

The product of its (nonzero) digits is 82944, while the sum is 36.

The square root of 1806334344 is about 42500.9922707694. The cubic root of 1806334344 is about 1217.8656455942.

The spelling of 1806334344 in words is "one billion, eight hundred six million, three hundred thirty-four thousand, three hundred forty-four".