40093056 has 96 divisors (see below), whose sum is σ = 119737800. Its totient is φ = 13353984.

The previous prime is 40093049. The next prime is 40093057. The reversal of 40093056 is 65039004.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (96).

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40093057) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 30460 + ... + 31748.

Almost surely, 2^40093056 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 40093056, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (59868900).

40093056 is an abundant number, since it is smaller than the sum of its proper divisors (79644744).

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

40093056 is an equidigital number, since it uses as much as digits as its factorization.

40093056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1318 (or 1294 counting only the distinct ones).

The product of its (nonzero) digits is 3240, while the sum is 27.

The square root of 40093056 is about 6331.9077693851. The cubic root of 40093056 is about 342.2601898119.

The spelling of 40093056 in words is "forty million, ninety-three thousand, fifty-six".