46669621 has 4 divisors (see below), whose sum is σ = 46684972. Its totient is φ = 46654272.

The previous prime is 46669589. The next prime is 46669633. The reversal of 46669621 is 12696664.

46669621 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 can be written as a sum of positive squares in 2 ways, for example, as 33988900 + 12680721 = 5830^2 + 3561^2 .

It is a cyclic number.

It is not a de Polignac number, because 46669621 - 2⁵ = 46669589 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 (46669661) 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, 1410 + ... + 9763.

It is an arithmetic number, because the mean of its divisors is an integer number (11671243).

Almost surely, 2^46669621 is an apocalyptic number.

It is an amenable number.

46669621 is a deficient number, since it is larger than the sum of its proper divisors (15351).

46669621 is a wasteful number, since it uses less digits than its factorization.

46669621 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15350.

The product of its digits is 93312, while the sum is 40.

The square root of 46669621 is about 6831.5167422762. The cubic root of 46669621 is about 360.0350300275.

The spelling of 46669621 in words is "forty-six million, six hundred sixty-nine thousand, six hundred twenty-one".