46344181 has 4 divisors (see below), whose sum is σ = 49909132. Its totient is φ = 42779232.

The previous prime is 46344167. The next prime is 46344187. The reversal of 46344181 is 18144364.

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 3964081 + 42380100 = 1991^2 + 6510^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-46344181 is a prime.

It is a super-2 number, since 2×46344181² = 4295566225121522, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (46344187) 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, 1782456 + ... + 1782481.

It is an arithmetic number, because the mean of its divisors is an integer number (12477283).

Almost surely, 2^46344181 is an apocalyptic number.

It is an amenable number.

46344181 is a deficient number, since it is larger than the sum of its proper divisors (3564951).

46344181 is a wasteful number, since it uses less digits than its factorization.

46344181 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3564950.

The product of its digits is 9216, while the sum is 31.

The square root of 46344181 is about 6807.6560577044. The cubic root of 46344181 is about 359.1962030417.

It can be divided in two parts, 463 and 44181, that added together give a palindrome (44644).

The spelling of 46344181 in words is "forty-six million, three hundred forty-four thousand, one hundred eighty-one".