40576901 has 4 divisors (see below), whose sum is σ = 41673612. Its totient is φ = 39480192.

The previous prime is 40576897. The next prime is 40576919. The reversal of 40576901 is 10967504.

It is a happy number.

40576901 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Cunningham number, because it is equal to 6370²+1.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 36312676 + 4264225 = 6026^2 + 2065^2 .

It is a cyclic number.

It is not a de Polignac number, because 40576901 - 2² = 40576897 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40576961) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 548300 + ... + 548373.

It is an arithmetic number, because the mean of its divisors is an integer number (10418403).

Almost surely, 2^40576901 is an apocalyptic number.

It is an amenable number.

40576901 is a deficient number, since it is larger than the sum of its proper divisors (1096711).

40576901 is a wasteful number, since it uses less digits than its factorization.

40576901 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1096710.

The product of its (nonzero) digits is 7560, while the sum is 32.

The square root of 40576901 is about 6370.0000784929. Note that the first 4 decimals coincide. The cubic root of 40576901 is about 343.6314925488.

The spelling of 40576901 in words is "forty million, five hundred seventy-six thousand, nine hundred one".