40414561 has 8 divisors (see below), whose sum is σ = 45164448. Its totient is φ = 35844000.

The previous prime is 40414553. The next prime is 40414571. The reversal of 40414561 is 16541404.

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 40414561 - 2³ = 40414553 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40414511) 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, 44355 + ... + 45256.

It is an arithmetic number, because the mean of its divisors is an integer number (5645556).

Almost surely, 2^40414561 is an apocalyptic number.

40414561 is a gapful number since it is divisible by the number (41) formed by its first and last digit.

It is an amenable number.

40414561 is a deficient number, since it is larger than the sum of its proper divisors (4749887).

40414561 is a wasteful number, since it uses less digits than its factorization.

40414561 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 89663.

The product of its (nonzero) digits is 1920, while the sum is 25.

The square root of 40414561 is about 6357.2447648333. The cubic root of 40414561 is about 343.1726132690.

Adding to 40414561 its reverse (16541404), we get a palindrome (56955965).

The spelling of 40414561 in words is "forty million, four hundred fourteen thousand, five hundred sixty-one".