46981447 has 4 divisors (see below), whose sum is σ = 47340216. Its totient is φ = 46622680.

The previous prime is 46981439. The next prime is 46981469. The reversal of 46981447 is 74418964.

46981447 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.

It is a cyclic number.

It is not a de Polignac number, because 46981447 - 2³ = 46981439 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 (46981477) 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, 179188 + ... + 179449.

It is an arithmetic number, because the mean of its divisors is an integer number (11835054).

Almost surely, 2^46981447 is an apocalyptic number.

46981447 is a deficient number, since it is larger than the sum of its proper divisors (358769).

46981447 is a wasteful number, since it uses less digits than its factorization.

46981447 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 358768.

The product of its digits is 193536, while the sum is 43.

The square root of 46981447 is about 6854.3013502472. The cubic root of 46981447 is about 360.8351162676.

The spelling of 46981447 in words is "forty-six million, nine hundred eighty-one thousand, four hundred forty-seven".