40546560 has 72 divisors (see below), whose sum is σ = 129507840. Its totient is φ = 10811392.

The previous prime is 40546523. The next prime is 40546573. The reversal of 40546560 is 6564504.

It is a hoax number, since the sum of its digits (30) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (30).

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, 1440 + ... + 9119.

It is an arithmetic number, because the mean of its divisors is an integer number (1798720).

Almost surely, 2^40546560 is an apocalyptic number.

40546560 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 40546560, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (64753920).

40546560 is an abundant number, since it is smaller than the sum of its proper divisors (88961280).

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

40546560 is a wasteful number, since it uses less digits than its factorization.

40546560 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10583 (or 10569 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 30.

The square root of 40546560 is about 6367.6180789994. The cubic root of 40546560 is about 343.5458221089.

The spelling of 40546560 in words is "forty million, five hundred forty-six thousand, five hundred sixty".