1345024 has 40 divisors (see below), whose sum is σ = 2798928. Its totient is φ = 645120.

The previous prime is 1345013. The next prime is 1345027. The reversal of 1345024 is 4205431.

It is an Ulam number.

It is a junction number, because it is equal to n+sod(n) for n = 1344992 and 1345010.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1345027) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18909 + ... + 18979.

2^1345024 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 1345024, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1399464).

1345024 is an abundant number, since it is smaller than the sum of its proper divisors (1453904).

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

1345024 is an frugal number, since it uses more digits than its factorization.

1345024 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 126 (or 110 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 19.

The square root of 1345024 is about 1159.7516975629. The cubic root of 1345024 is about 110.3849871065.

The spelling of 1345024 in words is "one million, three hundred forty-five thousand, twenty-four".