40365460 has 24 divisors (see below), whose sum is σ = 88454016. Its totient is φ = 15444000.

The previous prime is 40365449. The next prime is 40365467. The reversal of 40365460 is 6456304.

It is a super-2 number, since 2×40365460² = 3258740722023200, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40365467) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 43416 + ... + 44335.

It is an arithmetic number, because the mean of its divisors is an integer number (3685584).

Almost surely, 2^40365460 is an apocalyptic number.

It is an amenable number.

40365460 is an abundant number, since it is smaller than the sum of its proper divisors (48088556).

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

40365460 is a wasteful number, since it uses less digits than its factorization.

40365460 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 87783 (or 87781 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 28.

The square root of 40365460 is about 6353.3817766604. The cubic root of 40365460 is about 343.0335796583.

The spelling of 40365460 in words is "forty million, three hundred sixty-five thousand, four hundred sixty".