40901617 has 4 divisors (see below), whose sum is σ = 42221056. Its totient is φ = 39582180.

The previous prime is 40901611. The next prime is 40901621. The reversal of 40901617 is 71610904.

40901617 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-40901617 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40901611) 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, 659673 + ... + 659734.

It is an arithmetic number, because the mean of its divisors is an integer number (10555264).

Almost surely, 2^40901617 is an apocalyptic number.

It is an amenable number.

40901617 is a deficient number, since it is larger than the sum of its proper divisors (1319439).

40901617 is a wasteful number, since it uses less digits than its factorization.

40901617 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1319438.

The product of its (nonzero) digits is 1512, while the sum is 28.

The square root of 40901617 is about 6395.4372016305. The cubic root of 40901617 is about 344.5456934131.

The spelling of 40901617 in words is "forty million, nine hundred one thousand, six hundred seventeen".