46520181 has 12 divisors (see below), whose sum is σ = 69363840. Its totient is φ = 30012840.

The previous prime is 46520161. The next prime is 46520183. The reversal of 46520181 is 18102564.

46520181 is a `hidden beast` number, since 4 + 652 + 0 + 1 + 8 + 1 = 666.

It is not a de Polignac number, because 46520181 - 2¹¹ = 46518133 is a prime.

It is a super-2 number, since 2×46520181² = 4328254480545522, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (46520183) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 83091 + ... + 83648.

It is an arithmetic number, because the mean of its divisors is an integer number (5780320).

Almost surely, 2^46520181 is an apocalyptic number.

It is an amenable number.

46520181 is a deficient number, since it is larger than the sum of its proper divisors (22843659).

46520181 is a wasteful number, since it uses less digits than its factorization.

46520181 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 166776 (or 166773 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 27.

The square root of 46520181 is about 6820.5704306898. The cubic root of 46520181 is about 359.6503317733.

The spelling of 46520181 in words is "forty-six million, five hundred twenty thousand, one hundred eighty-one".