46677181 has 2 divisors, whose sum is σ = 46677182. Its totient is φ = 46677180.

The previous prime is 46677107. The next prime is 46677193. The reversal of 46677181 is 18177664.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 24502500 + 22174681 = 4950^2 + 4709^2 .

It is a cyclic number.

It is not a de Polignac number, because 46677181 - 2¹³ = 46668989 is a prime.

It is a super-2 number, since 2×46677181² = 4357518452213522, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (46677101) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23338590 + 23338591.

It is an arithmetic number, because the mean of its divisors is an integer number (23338591).

Almost surely, 2^46677181 is an apocalyptic number.

It is an amenable number.

46677181 is a deficient number, since it is larger than the sum of its proper divisors (1).

46677181 is an equidigital number, since it uses as much as digits as its factorization.

46677181 is an evil number, because the sum of its binary digits is even.

The product of its digits is 56448, while the sum is 40.

The square root of 46677181 is about 6832.0700376972. The cubic root of 46677181 is about 360.0544696387.

The spelling of 46677181 in words is "forty-six million, six hundred seventy-seven thousand, one hundred eighty-one".