1355734272 has 144 divisors (see below), whose sum is σ = 3758245568. Its totient is φ = 433520640.

The previous prime is 1355734267. The next prime is 1355734321. The reversal of 1355734272 is 2724375531.

It is a self number, because there is not a number n which added to its sum of digits gives 1355734272.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2014128 + ... + 2014800.

Almost surely, 2^1355734272 is an apocalyptic number.

1355734272 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 1355734272, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1879122784).

1355734272 is an abundant number, since it is smaller than the sum of its proper divisors (2402511296).

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

1355734272 is an equidigital number, since it uses as much as digits as its factorization.

1355734272 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 796 (or 782 counting only the distinct ones).

The product of its digits is 176400, while the sum is 39.

The square root of 1355734272 is about 36820.2970112953. The cubic root of 1355734272 is about 1106.7720717009.

The spelling of 1355734272 in words is "one billion, three hundred fifty-five million, seven hundred thirty-four thousand, two hundred seventy-two".