337861161 has 27 divisors (see below), whose sum is σ = 537385303. Its totient is φ = 204396720.

The previous prime is 337861159. The next prime is 337861169. The reversal of 337861161 is 161168733.

The square root of 337861161 is 18381.

It is a perfect power (a square), and thus also a powerful number.

337861161 is a `hidden beast` number, since 3 + 37 + 8 + 611 + 6 + 1 = 666.

It can be written as a sum of positive squares in only one way, i.e., 29648025 + 308213136 = 5445^2 + 17556^2 .

It is not a de Polignac number, because 337861161 - 2¹ = 337861159 is a prime.

It is a super-2 number, since 2×337861161² = 228300328224535842, which contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (337861169) by changing a digit.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 606295 + ... + 606851.

Almost surely, 2^337861161 is an apocalyptic number.

337861161 is the 18381-st square number.

337861161 is the 9191-st centered octagonal number.

It is an amenable number.

337861161 is a deficient number, since it is larger than the sum of its proper divisors (199524142).

337861161 is an equidigital number, since it uses as much as digits as its factorization.

337861161 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1142 (or 571 counting only the distinct ones).

The product of its digits is 18144, while the sum is 36.

The cubic root of 337861161 is about 696.4865862654.

Multiplying 337861161 by its sum of digits (36), we get a square (12163001796 = 110286²).

The spelling of 337861161 in words is "three hundred thirty-seven million, eight hundred sixty-one thousand, one hundred sixty-one".