40401260 has 24 divisors (see below), whose sum is σ = 84971040. Its totient is φ = 16136064.

The previous prime is 40401259. The next prime is 40401293. The reversal of 40401260 is 6210404.

40401260 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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, 18296 + ... + 20384.

It is an arithmetic number, because the mean of its divisors is an integer number (3540460).

Almost surely, 2^40401260 is an apocalyptic number.

It is an amenable number.

40401260 is an abundant number, since it is smaller than the sum of its proper divisors (44569780).

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

40401260 is a wasteful number, since it uses less digits than its factorization.

40401260 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3065 (or 3063 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 17.

The square root of 40401260 is about 6356.1985494476. The cubic root of 40401260 is about 343.1349614948.

Adding to 40401260 its reverse (6210404), we get a palindrome (46611664).

The spelling of 40401260 in words is "forty million, four hundred one thousand, two hundred sixty".