61232224 has 24 divisors (see below), whose sum is σ = 124709760. Its totient is φ = 29559936.

The previous prime is 61232221. The next prime is 61232243. The reversal of 61232224 is 42223216.

It is a junction number, because it is equal to n+sod(n) for n = 61232195 and 61232204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (61232221) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 32064 + ... + 33919.

It is an arithmetic number, because the mean of its divisors is an integer number (5196240).

Almost surely, 2^61232224 is an apocalyptic number.

It is an amenable number.

61232224 is an abundant number, since it is smaller than the sum of its proper divisors (63477536).

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

61232224 is a wasteful number, since it uses less digits than its factorization.

61232224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66022 (or 66014 counting only the distinct ones).

The product of its digits is 1152, while the sum is 22.

The square root of 61232224 is about 7825.1021718569. The cubic root of 61232224 is about 394.1486207850.

The spelling of 61232224 in words is "sixty-one million, two hundred thirty-two thousand, two hundred twenty-four".