1556046 has 24 divisors (see below), whose sum is σ = 3401424. Its totient is φ = 514080.

The previous prime is 1556039. The next prime is 1556059. The reversal of 1556046 is 6406551.

It is a happy number.

1556046 is a `hidden beast` number, since 1 + 55 + 604 + 6 = 666.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2151 + ... + 2781.

It is an arithmetic number, because the mean of its divisors is an integer number (141726).

2^1556046 is an apocalyptic number.

1556046 is an abundant number, since it is smaller than the sum of its proper divisors (1845378).

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

1556046 is a wasteful number, since it uses less digits than its factorization.

1556046 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 776 (or 773 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 27.

The square root of 1556046 is about 1247.4157286166. The cubic root of 1556046 is about 115.8797306783.

The spelling of 1556046 in words is "one million, five hundred fifty-six thousand, forty-six".