1648032 has 24 divisors (see below), whose sum is σ = 4326336. Its totient is φ = 549312.

The previous prime is 1648021. The next prime is 1648039. The reversal of 1648032 is 2308461.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (24).

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a junction number, because it is equal to n+sod(n) for n = 1647993 and 1648011.

It is not an unprimeable number, because it can be changed into a prime (1648039) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8488 + ... + 8679.

It is an arithmetic number, because the mean of its divisors is an integer number (180264).

2^1648032 is an apocalyptic number.

1648032 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1648032 is an abundant number, since it is smaller than the sum of its proper divisors (2678304).

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

1648032 is a wasteful number, since it uses less digits than its factorization.

1648032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17180 (or 17172 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 24.

The square root of 1648032 is about 1283.7569863491. The cubic root of 1648032 is about 118.1195761906.

The spelling of 1648032 in words is "one million, six hundred forty-eight thousand, thirty-two".