61226424 has 192 divisors, whose sum is σ = 202176000. Its totient is φ = 16369920.

The previous prime is 61226411. The next prime is 61226449. The reversal of 61226424 is 42462216.

61226424 is a `hidden beast` number, since 6 + 12 + 2 + 642 + 4 = 666.

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

It is a zygodrome in base 5.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 862309 + ... + 862379.

It is an arithmetic number, because the mean of its divisors is an integer number (1053000).

Almost surely, 2^61226424 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 61226424, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (101088000).

61226424 is an abundant number, since it is smaller than the sum of its proper divisors (140949576).

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

61226424 is a wasteful number, since it uses less digits than its factorization.

61226424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 178 (or 171 counting only the distinct ones).

The product of its digits is 4608, while the sum is 27.

The square root of 61226424 is about 7824.7315608908. The cubic root of 61226424 is about 394.1361756266.

The spelling of 61226424 in words is "sixty-one million, two hundred twenty-six thousand, four hundred twenty-four".