1357056 has 108 divisors (see below), whose sum is σ = 4251520. Its totient is φ = 414720.

The previous prime is 1357043. The next prime is 1357061. The reversal of 1357056 is 6507531.

It is a nialpdrome in base 12.

It is a congruent number.

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 in 11 ways as a sum of consecutive naturals, for example, 43761 + ... + 43791.

2^1357056 is an apocalyptic number.

1357056 is a gapful number since it is divisible by the number (16) 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 1357056, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2125760).

1357056 is an abundant number, since it is smaller than the sum of its proper divisors (2894464).

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

1357056 is a wasteful number, since it uses less digits than its factorization.

1357056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 72 (or 55 counting only the distinct ones).

The product of its (nonzero) digits is 3150, while the sum is 27.

The square root of 1357056 is about 1164.9274655531. The cubic root of 1357056 is about 110.7131625078.

The spelling of 1357056 in words is "one million, three hundred fifty-seven thousand, fifty-six".