40346961 has 4 divisors (see below), whose sum is σ = 53795952. Its totient is φ = 26897972.

The previous prime is 40346953. The next prime is 40346987. The reversal of 40346961 is 16964304.

40346961 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 not a de Polignac number, because 40346961 - 2³ = 40346953 is a prime.

It is not an unprimeable number, because it can be changed into a prime (40346921) 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, 6724491 + ... + 6724496.

It is an arithmetic number, because the mean of its divisors is an integer number (13448988).

Almost surely, 2^40346961 is an apocalyptic number.

It is an amenable number.

40346961 is a deficient number, since it is larger than the sum of its proper divisors (13448991).

40346961 is a wasteful number, since it uses less digits than its factorization.

40346961 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13448990.

The product of its (nonzero) digits is 15552, while the sum is 33.

The square root of 40346961 is about 6351.9257709769. The cubic root of 40346961 is about 342.9811689435.

The spelling of 40346961 in words is "forty million, three hundred forty-six thousand, nine hundred sixty-one".