1541728 has 12 divisors (see below), whose sum is σ = 3035340. Its totient is φ = 770848.

The previous prime is 1541707. The next prime is 1541731. The reversal of 1541728 is 8271451.

It is an Ulam number.

It is a junction number, because it is equal to n+sod(n) for n = 1541696 and 1541705.

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, 24058 + ... + 24121.

It is an arithmetic number, because the mean of its divisors is an integer number (252945).

2^1541728 is an apocalyptic number.

It is an amenable number.

1541728 is a deficient number, since it is larger than the sum of its proper divisors (1493612).

1541728 is an equidigital number, since it uses as much as digits as its factorization.

1541728 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48189 (or 48181 counting only the distinct ones).

The product of its digits is 2240, while the sum is 28.

The square root of 1541728 is about 1241.6634004431. The cubic root of 1541728 is about 115.5232114167.

The spelling of 1541728 in words is "one million, five hundred forty-one thousand, seven hundred twenty-eight".