1546864 has 60 divisors (see below), whose sum is σ = 3562272. Its totient is φ = 647680.

The previous prime is 1546861. The next prime is 1546873. The reversal of 1546864 is 4686451.

It is a Harshad number since it is a multiple of its sum of digits (34).

It is an Ulam number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1546861) 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 11 ways as a sum of consecutive naturals, for example, 32889 + ... + 32935.

2^1546864 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1546864, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1781136).

1546864 is an abundant number, since it is smaller than the sum of its proper divisors (2015408).

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

1546864 is a wasteful number, since it uses less digits than its factorization.

1546864 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 94 (or 77 counting only the distinct ones).

The product of its digits is 23040, while the sum is 34.

The square root of 1546864 is about 1243.7298742090. The cubic root of 1546864 is about 115.6513510917.

The spelling of 1546864 in words is "one million, five hundred forty-six thousand, eight hundred sixty-four".