40945611 has 8 divisors (see below), whose sum is σ = 62393344. Its totient is φ = 23397480.

The previous prime is 40945609. The next prime is 40945633. The reversal of 40945611 is 11654904.

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 40945611 - 2¹ = 40945609 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40945691) 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, 974875 + ... + 974916.

It is an arithmetic number, because the mean of its divisors is an integer number (7799168).

Almost surely, 2^40945611 is an apocalyptic number.

40945611 is a deficient number, since it is larger than the sum of its proper divisors (21447733).

40945611 is a wasteful number, since it uses less digits than its factorization.

40945611 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1949801.

The product of its (nonzero) digits is 4320, while the sum is 30.

The square root of 40945611 is about 6398.8757606317. The cubic root of 40945611 is about 344.6691808849.

The spelling of 40945611 in words is "forty million, nine hundred forty-five thousand, six hundred eleven".