40484561 has 8 divisors (see below), whose sum is σ = 44338560. Its totient is φ = 36736272.

The previous prime is 40484557. The next prime is 40484567. The reversal of 40484561 is 16548404.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 40484561 - 2² = 40484557 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (40484567) 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, 25625 + ... + 27158.

It is an arithmetic number, because the mean of its divisors is an integer number (5542320).

Almost surely, 2^40484561 is an apocalyptic number.

It is an amenable number.

40484561 is a deficient number, since it is larger than the sum of its proper divisors (3853999).

40484561 is a wasteful number, since it uses less digits than its factorization.

40484561 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52855.

The product of its (nonzero) digits is 15360, while the sum is 32.

The square root of 40484561 is about 6362.7479126553. The cubic root of 40484561 is about 343.3706295823.

The spelling of 40484561 in words is "forty million, four hundred eighty-four thousand, five hundred sixty-one".