214161946 has 16 divisors (see below), whose sum is σ = 325532520. Its totient is φ = 105656320.

The previous prime is 214161943. The next prime is 214161979. The reversal of 214161946 is 649161412.

It is a happy number.

214161946 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 199911321 + 14250625 = 14139^2 + 3775^2 .

It is a super-2 number, since 2×214161946² = 91730678229013832, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (214161943) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 113160 + ... + 115036.

Almost surely, 2^214161946 is an apocalyptic number.

214161946 is a deficient number, since it is larger than the sum of its proper divisors (111370574).

214161946 is a wasteful number, since it uses less digits than its factorization.

214161946 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2609.

The product of its digits is 10368, while the sum is 34.

The square root of 214161946 is about 14634.2729918503. The cubic root of 214161946 is about 598.2932477462.

The spelling of 214161946 in words is "two hundred fourteen million, one hundred sixty-one thousand, nine hundred forty-six".