56393896 has 64 divisors (see below), whose sum is σ = 121927680. Its totient is φ = 24222720.

The previous prime is 56393873. The next prime is 56393899. The reversal of 56393896 is 69839365.

56393896 = T₂₉₃₉ + T₂₉₄₀ + ... + T₂₉₅₁.

It is a super-3 number, since 3×56393896³ (a number of 24 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (56393899) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 295161 + ... + 295351.

It is an arithmetic number, because the mean of its divisors is an integer number (1905120).

Almost surely, 2^56393896 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 56393896, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (60963840).

56393896 is an abundant number, since it is smaller than the sum of its proper divisors (65533784).

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

56393896 is a wasteful number, since it uses less digits than its factorization.

56393896 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 394 (or 390 counting only the distinct ones).

The product of its digits is 1049760, while the sum is 49.

The square root of 56393896 is about 7509.5869393729. The cubic root of 56393896 is about 383.4811605445.

The spelling of 56393896 in words is "fifty-six million, three hundred ninety-three thousand, eight hundred ninety-six".