46921885 has 4 divisors (see below), whose sum is σ = 56306268. Its totient is φ = 37537504.

The previous prime is 46921877. The next prime is 46921943. The reversal of 46921885 is 58812964.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 35450116 + 11471769 = 5954^2 + 3387^2 .

It is a cyclic number.

It is not a de Polignac number, because 46921885 - 2³ = 46921877 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4692184 + ... + 4692193.

It is an arithmetic number, because the mean of its divisors is an integer number (14076567).

Almost surely, 2^46921885 is an apocalyptic number.

It is an amenable number.

46921885 is a deficient number, since it is larger than the sum of its proper divisors (9384383).

46921885 is an equidigital number, since it uses as much as digits as its factorization.

46921885 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9384382.

The product of its digits is 138240, while the sum is 43.

The square root of 46921885 is about 6849.9551093420. The cubic root of 46921885 is about 360.6825656237.

The spelling of 46921885 in words is "forty-six million, nine hundred twenty-one thousand, eight hundred eighty-five".