46639905 has 16 divisors (see below), whose sum is σ = 80364480. Its totient is φ = 22961088.

The previous prime is 46639897. The next prime is 46639939. The reversal of 46639905 is 50993664.

46639905 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 46639905 - 2³ = 46639897 is a prime.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 119395 + ... + 119784.

It is an arithmetic number, because the mean of its divisors is an integer number (5022780).

Almost surely, 2^46639905 is an apocalyptic number.

It is an amenable number.

46639905 is a deficient number, since it is larger than the sum of its proper divisors (33724575).

46639905 is a wasteful number, since it uses less digits than its factorization.

46639905 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 239200.

The product of its (nonzero) digits is 174960, while the sum is 42.

The square root of 46639905 is about 6829.3414763065. The cubic root of 46639905 is about 359.9585986339.

The spelling of 46639905 in words is "forty-six million, six hundred thirty-nine thousand, nine hundred five".