40966401 has 24 divisors (see below), whose sum is σ = 65027424. Its totient is φ = 22861440.

The previous prime is 40966399. The next prime is 40966411. The reversal of 40966401 is 10466904.

It is not a de Polignac number, because 40966401 - 2¹ = 40966399 is a prime.

It is the 6401-st Hogben number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (40966411) by changing a digit.

It is a nontrivial repunit in base 6400.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3081 + ... + 9561.

It is an arithmetic number, because the mean of its divisors is an integer number (2709476).

Almost surely, 2^40966401 is an apocalyptic number.

It is an amenable number.

40966401 is a deficient number, since it is larger than the sum of its proper divisors (24061023).

40966401 is a wasteful number, since it uses less digits than its factorization.

40966401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6541 (or 6534 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 30.

The square root of 40966401 is about 6400.5000585892. The cubic root of 40966401 is about 344.7275058975.

The spelling of 40966401 in words is "forty million, nine hundred sixty-six thousand, four hundred one".