1861352 has 8 divisors (see below), whose sum is σ = 3490050. Its totient is φ = 930672.

The previous prime is 1861351. The next prime is 1861397. The reversal of 1861352 is 2531681.

It can be written as a sum of positive squares in only one way, i.e., 1779556 + 81796 = 1334^2 + 286^2 .

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

It is not an unprimeable number, because it can be changed into a prime (1861351) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 116327 + ... + 116342.

2^1861352 is an apocalyptic number.

It is an amenable number.

1861352 is a deficient number, since it is larger than the sum of its proper divisors (1628698).

1861352 is a wasteful number, since it uses less digits than its factorization.

1861352 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 232675 (or 232671 counting only the distinct ones).

The product of its digits is 1440, while the sum is 26.

The square root of 1861352 is about 1364.3137469072. The cubic root of 1861352 is about 123.0106849510.

The spelling of 1861352 in words is "one million, eight hundred sixty-one thousand, three hundred fifty-two".