46781887 has 8 divisors (see below), whose sum is σ = 47674800. Its totient is φ = 45897600.

The previous prime is 46781869. The next prime is 46781897. The reversal of 46781887 is 78818764.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 46781887 - 2¹¹ = 46779839 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 46781887.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (46781837) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9364 + ... + 13462.

It is an arithmetic number, because the mean of its divisors is an integer number (5959350).

Almost surely, 2^46781887 is an apocalyptic number.

46781887 is a deficient number, since it is larger than the sum of its proper divisors (892913).

46781887 is a wasteful number, since it uses less digits than its factorization.

46781887 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4313.

The product of its digits is 602112, while the sum is 49.

The square root of 46781887 is about 6839.7285764861. The cubic root of 46781887 is about 360.3234926616.

The spelling of 46781887 in words is "forty-six million, seven hundred eighty-one thousand, eight hundred eighty-seven".