1435648 has 24 divisors (see below), whose sum is σ = 2874690. Its totient is φ = 716800.

The previous prime is 1435631. The next prime is 1435657. The reversal of 1435648 is 8465341.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 984064 + 451584 = 992^2 + 672^2 .

It is a super-2 number, since 2×1435648² = 4122170359808, which contains 22 as substring.

It is a zygodrome in base 3.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1698 + ... + 2398.

2^1435648 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 1435648, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1437345).

1435648 is an abundant number, since it is smaller than the sum of its proper divisors (1439042).

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

1435648 is an frugal number, since it uses more digits than its factorization.

1435648 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 723 (or 703 counting only the distinct ones).

The product of its digits is 11520, while the sum is 31.

The square root of 1435648 is about 1198.1852945183. The cubic root of 1435648 is about 112.8104478695.

The spelling of 1435648 in words is "one million, four hundred thirty-five thousand, six hundred forty-eight".