1561852 has 6 divisors (see below), whose sum is σ = 2733248. Its totient is φ = 780924.

The previous prime is 1561829. The next prime is 1561883. The reversal of 1561852 is 2581651.

It is a self number, because there is not a number n which added to its sum of digits gives 1561852.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 195228 + ... + 195235.

2^1561852 is an apocalyptic number.

It is an amenable number.

1561852 is a deficient number, since it is larger than the sum of its proper divisors (1171396).

1561852 is a wasteful number, since it uses less digits than its factorization.

1561852 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 390467 (or 390465 counting only the distinct ones).

The product of its digits is 2400, while the sum is 28.

The square root of 1561852 is about 1249.7407731206. The cubic root of 1561852 is about 116.0236772912.

The spelling of 1561852 in words is "one million, five hundred sixty-one thousand, eight hundred fifty-two".