40097560 has 32 divisors (see below), whose sum is σ = 95528160. Its totient is φ = 15095296.

The previous prime is 40097537. The next prime is 40097587. The reversal of 40097560 is 6579004.

40097560 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

40097560 is a modest number, since divided by 97560 gives 400 as remainder.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 28804 + ... + 30163.

It is an arithmetic number, because the mean of its divisors is an integer number (2985255).

Almost surely, 2^40097560 is an apocalyptic number.

40097560 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

40097560 is an abundant number, since it is smaller than the sum of its proper divisors (55430600).

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

40097560 is a wasteful number, since it uses less digits than its factorization.

40097560 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58995 (or 58991 counting only the distinct ones).

The product of its (nonzero) digits is 7560, while the sum is 31.

The square root of 40097560 is about 6332.2634183995. The cubic root of 40097560 is about 342.2730056818.

The spelling of 40097560 in words is "forty million, ninety-seven thousand, five hundred sixty".