1356427824 has 80 divisors (see below), whose sum is σ = 3748697568. Its totient is φ = 421134336.

The previous prime is 1356427823. The next prime is 1356427859. The reversal of 1356427824 is 4287246531.

It is not an unprimeable number, because it can be changed into a prime (1356427823) by changing a digit.

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, 70584 + ... + 87720.

Almost surely, 2^1356427824 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 1356427824, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1874348784).

1356427824 is an abundant number, since it is smaller than the sum of its proper divisors (2392269744).

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

1356427824 is a wasteful number, since it uses less digits than its factorization.

1356427824 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17262 (or 17256 counting only the distinct ones).

The product of its digits is 322560, while the sum is 42.

The square root of 1356427824 is about 36829.7138734473. The cubic root of 1356427824 is about 1106.9607697230.

The spelling of 1356427824 in words is "one billion, three hundred fifty-six million, four hundred twenty-seven thousand, eight hundred twenty-four".