61614432 has 120 divisors (see below), whose sum is σ = 197771112. Its totient is φ = 18662400.

The previous prime is 61614407. The next prime is 61614437. The reversal of 61614432 is 23441616.

61614432 is a `hidden beast` number, since 6 + 1 + 614 + 43 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

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 = 61614396 and 61614405.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (61614437) 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 19 ways as a sum of consecutive naturals, for example, 27432 + ... + 29592.

Almost surely, 2^61614432 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 61614432, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (98885556).

61614432 is an abundant number, since it is smaller than the sum of its proper divisors (136156680).

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

61614432 is a wasteful number, since it uses less digits than its factorization.

61614432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2194 (or 2177 counting only the distinct ones).

The product of its digits is 3456, while the sum is 27.

The square root of 61614432 is about 7849.4860978283. The cubic root of 61614432 is about 394.9670046679.

The spelling of 61614432 in words is "sixty-one million, six hundred fourteen thousand, four hundred thirty-two".