61418232 has 24 divisors (see below), whose sum is σ = 166341240. Its totient is φ = 20472720.

The previous prime is 61418221. The next prime is 61418239. The reversal of 61418232 is 23281416.

61418232 is a `hidden beast` number, since 614 + 18 + 2 + 32 = 666.

It is a tau number, because it is divible by the number of its divisors (24).

It is a nude number because it is divisible by every one of its digits.

It is a junction number, because it is equal to n+sod(n) for n = 61418196 and 61418205.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (61418239) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 426444 + ... + 426587.

It is an arithmetic number, because the mean of its divisors is an integer number (6930885).

Almost surely, 2^61418232 is an apocalyptic number.

It is an amenable number.

61418232 is an abundant number, since it is smaller than the sum of its proper divisors (104923008).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

61418232 is a wasteful number, since it uses less digits than its factorization.

61418232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 853043 (or 853036 counting only the distinct ones).

The product of its digits is 2304, while the sum is 27.

The square root of 61418232 is about 7836.9784993963. The cubic root of 61418232 is about 394.5473252559.

Adding to 61418232 its reverse (23281416), we get a palindrome (84699648).

The spelling of 61418232 in words is "sixty-one million, four hundred eighteen thousand, two hundred thirty-two".