1546456 has 32 divisors (see below), whose sum is σ = 3129840. Its totient is φ = 713728.

The previous prime is 1546453. The next prime is 1546463. The reversal of 1546456 is 6546451.

It is an Ulam number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1546453) 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 in 7 ways as a sum of consecutive naturals, for example, 11220 + ... + 11356.

2^1546456 is an apocalyptic number.

1546456 is the 787-th centered pentagonal number.

It is an amenable number.

1546456 is an abundant number, since it is smaller than the sum of its proper divisors (1583384).

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

1546456 is a wasteful number, since it uses less digits than its factorization.

1546456 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 243 (or 239 counting only the distinct ones).

The product of its digits is 14400, while the sum is 31.

The square root of 1546456 is about 1243.5658406373. The cubic root of 1546456 is about 115.6411821520.

It can be divided in two parts, 1546 and 456, that added together give a palindrome (2002).

The spelling of 1546456 in words is "one million, five hundred forty-six thousand, four hundred fifty-six".