46841521 has 4 divisors (see below), whose sum is σ = 46909044. Its totient is φ = 46774000.

The previous prime is 46841513. The next prime is 46841581. The reversal of 46841521 is 12514864.

46841521 = 4839² + 4840².

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 23415921 + 23425600 = 4839^2 + 4840^2 .

It is a cyclic number.

It is not a de Polignac number, because 46841521 - 2³ = 46841513 is a prime.

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (46841581) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 32710 + ... + 34111.

It is an arithmetic number, because the mean of its divisors is an integer number (11727261).

Almost surely, 2^46841521 is an apocalyptic number.

46841521 is the 4840-th centered square number.

It is an amenable number.

46841521 is a deficient number, since it is larger than the sum of its proper divisors (67523).

46841521 is an equidigital number, since it uses as much as digits as its factorization.

46841521 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67522.

The product of its digits is 7680, while the sum is 31.

The square root of 46841521 is about 6844.0865716325. The cubic root of 46841521 is about 360.4765320021.

The spelling of 46841521 in words is "forty-six million, eight hundred forty-one thousand, five hundred twenty-one".