46026181 has 4 divisors (see below), whose sum is σ = 46171692. Its totient is φ = 45880672.

The previous prime is 46026179. The next prime is 46026193. The reversal of 46026181 is 18162064.

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 6713281 + 39312900 = 2591^2 + 6270^2 .

It is a cyclic number.

It is not a de Polignac number, because 46026181 - 2¹ = 46026179 is a prime.

It is a super-2 number, since 2×46026181² = 4236818674889522, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (46026781) 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, 72280 + ... + 72913.

It is an arithmetic number, because the mean of its divisors is an integer number (11542923).

Almost surely, 2^46026181 is an apocalyptic number.

It is an amenable number.

46026181 is a deficient number, since it is larger than the sum of its proper divisors (145511).

46026181 is a wasteful number, since it uses less digits than its factorization.

46026181 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 145510.

The product of its (nonzero) digits is 2304, while the sum is 28.

The square root of 46026181 is about 6784.2597975019. The cubic root of 46026181 is about 358.3727508588.

The spelling of 46026181 in words is "forty-six million, twenty-six thousand, one hundred eighty-one".