56071356 has 96 divisors (see below), whose sum is σ = 152678400. Its totient is φ = 15837120.

The previous prime is 56071339. The next prime is 56071369. The reversal of 56071356 is 65317065.

It is a super-4 number, since 4×56071356⁴ (a number of 32 digits) contains 4444 as substring.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 197991 + ... + 198273.

It is an arithmetic number, because the mean of its divisors is an integer number (1590400).

Almost surely, 2^56071356 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 56071356, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (76339200).

56071356 is an abundant number, since it is smaller than the sum of its proper divisors (96607044).

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

56071356 is a wasteful number, since it uses less digits than its factorization.

56071356 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 399 (or 397 counting only the distinct ones).

The product of its (nonzero) digits is 18900, while the sum is 33.

The square root of 56071356 is about 7488.0809290498. The cubic root of 56071356 is about 382.7486665332.

The spelling of 56071356 in words is "fifty-six million, seventy-one thousand, three hundred fifty-six".