40529960 has 16 divisors (see below), whose sum is σ = 91192500. Its totient is φ = 16211968.

The previous prime is 40529941. The next prime is 40529963. The reversal of 40529960 is 6992504.

It can be written as a sum of positive squares in 2 ways, for example, as 35976004 + 4553956 = 5998^2 + 2134^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 40529960.

It is not an unprimeable number, because it can be changed into a prime (40529963) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 506585 + ... + 506664.

Almost surely, 2^40529960 is an apocalyptic number.

40529960 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

40529960 is an abundant number, since it is smaller than the sum of its proper divisors (50662540).

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

40529960 is a wasteful number, since it uses less digits than its factorization.

40529960 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1013260 (or 1013256 counting only the distinct ones).

The product of its (nonzero) digits is 19440, while the sum is 35.

The square root of 40529960 is about 6366.3144754245. The cubic root of 40529960 is about 343.4989324831.

The spelling of 40529960 in words is "forty million, five hundred twenty-nine thousand, nine hundred sixty".