40817361 has 8 divisors (see below), whose sum is σ = 58609600. Its totient is φ = 25118352.

The previous prime is 40817347. The next prime is 40817407. The reversal of 40817361 is 16371804.

It is a happy number.

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

It is not a de Polignac number, because 40817361 - 2⁷ = 40817233 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40817461) 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, 523261 + ... + 523338.

It is an arithmetic number, because the mean of its divisors is an integer number (7326200).

Almost surely, 2^40817361 is an apocalyptic number.

It is an amenable number.

40817361 is a deficient number, since it is larger than the sum of its proper divisors (17792239).

40817361 is a wasteful number, since it uses less digits than its factorization.

40817361 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1046615.

The product of its (nonzero) digits is 4032, while the sum is 30.

The square root of 40817361 is about 6388.8466095219. The cubic root of 40817361 is about 344.3089464695.

The spelling of 40817361 in words is "forty million, eight hundred seventeen thousand, three hundred sixty-one".