46511621 has 8 divisors (see below), whose sum is σ = 51817080. Its totient is φ = 41452992.

The previous prime is 46511599. The next prime is 46511651. The reversal of 46511621 is 12611564.

It can be written as a sum of positive squares in 4 ways, for example, as 1809025 + 44702596 = 1345^2 + 6686^2 .

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 46511621 - 2⁶ = 46511557 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 (46511651) 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, 61310 + ... + 62063.

It is an arithmetic number, because the mean of its divisors is an integer number (6477135).

Almost surely, 2^46511621 is an apocalyptic number.

It is an amenable number.

46511621 is a deficient number, since it is larger than the sum of its proper divisors (5305459).

46511621 is a wasteful number, since it uses less digits than its factorization.

46511621 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 123415.

The product of its digits is 1440, while the sum is 26.

The square root of 46511621 is about 6819.9428883239. The cubic root of 46511621 is about 359.6282711276.

The spelling of 46511621 in words is "forty-six million, five hundred eleven thousand, six hundred twenty-one".