46663521 has 8 divisors (see below), whose sum is σ = 65877984. Its totient is φ = 29279040.

The previous prime is 46663511. The next prime is 46663531. The reversal of 46663521 is 12536664.

It is an interprime number because it is at equal distance from previous prime (46663511) and next prime (46663531).

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

It is not a de Polignac number, because 46663521 - 2⁵ = 46663489 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (46663511) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 457435 + ... + 457536.

It is an arithmetic number, because the mean of its divisors is an integer number (8234748).

Almost surely, 2^46663521 is an apocalyptic number.

It is an amenable number.

46663521 is a deficient number, since it is larger than the sum of its proper divisors (19214463).

46663521 is a wasteful number, since it uses less digits than its factorization.

46663521 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 914991.

The product of its digits is 25920, while the sum is 33.

The square root of 46663521 is about 6831.0702675349. The cubic root of 46663521 is about 360.0193430965.

The spelling of 46663521 in words is "forty-six million, six hundred sixty-three thousand, five hundred twenty-one".