1435728 has 40 divisors (see below), whose sum is σ = 4239808. Its totient is φ = 410112.

The previous prime is 1435669. The next prime is 1435739. The reversal of 1435728 is 8275341.

It is a super-2 number, since 2×1435728² = 4122629779968, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1435695 and 1435704.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1801 + ... + 2472.

2^1435728 is an apocalyptic number.

It is an amenable number.

1435728 is an abundant number, since it is smaller than the sum of its proper divisors (2804080).

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

1435728 is a wasteful number, since it uses less digits than its factorization.

1435728 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4291 (or 4285 counting only the distinct ones).

The product of its digits is 6720, while the sum is 30.

The square root of 1435728 is about 1198.2186778714. The cubic root of 1435728 is about 112.8125432458.

The spelling of 1435728 in words is "one million, four hundred thirty-five thousand, seven hundred twenty-eight".