1355232 has 48 divisors (see below), whose sum is σ = 3749760. Its totient is φ = 427392.

The previous prime is 1355219. The next prime is 1355243. The reversal of 1355232 is 2325531.

It is a tau number, because it is divible by the number of its divisors (48).

It is a junction number, because it is equal to n+sod(n) for n = 1355199 and 1355208.

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, 1453 + ... + 2195.

It is an arithmetic number, because the mean of its divisors is an integer number (78120).

2^1355232 is an apocalyptic number.

1355232 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1355232, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1874880).

1355232 is an abundant number, since it is smaller than the sum of its proper divisors (2394528).

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

1355232 is a wasteful number, since it uses less digits than its factorization.

1355232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 775 (or 767 counting only the distinct ones).

The product of its digits is 900, while the sum is 21.

The square root of 1355232 is about 1164.1443209499. The cubic root of 1355232 is about 110.6635375964.

Subtracting 1355232 from its reverse (2325531), we obtain a cube (970299 = 99³).

The spelling of 1355232 in words is "one million, three hundred fifty-five thousand, two hundred thirty-two".