40011488 has 48 divisors (see below), whose sum is σ = 86519664. Its totient is φ = 18063360.

The previous prime is 40011479. The next prime is 40011497. The reversal of 40011488 is 88411004.

It is an interprime number because it is at equal distance from previous prime (40011479) and next prime (40011497).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 69056 + ... + 69632.

It is an arithmetic number, because the mean of its divisors is an integer number (1802493).

Almost surely, 2^40011488 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 40011488, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (43259832).

40011488 is an abundant number, since it is smaller than the sum of its proper divisors (46508176).

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

40011488 is a wasteful number, since it uses less digits than its factorization.

40011488 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 795 (or 787 counting only the distinct ones).

The product of its (nonzero) digits is 1024, while the sum is 26.

The square root of 40011488 is about 6325.4634612809. The cubic root of 40011488 is about 342.0279265410.

The spelling of 40011488 in words is "forty million, eleven thousand, four hundred eighty-eight".