61484272 has 20 divisors (see below), whose sum is σ = 121661856. Its totient is φ = 30087680.

The previous prime is 61484261. The next prime is 61484299. The reversal of 61484272 is 27248416.

It is a happy number.

61484272 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 40129 + ... + 41632.

Almost surely, 2^61484272 is an apocalyptic number.

It is an amenable number.

61484272 is a deficient number, since it is larger than the sum of its proper divisors (60177584).

61484272 is a wasteful number, since it uses less digits than its factorization.

61484272 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 81816 (or 81810 counting only the distinct ones).

The product of its digits is 21504, while the sum is 34.

The square root of 61484272 is about 7841.1907259038. The cubic root of 61484272 is about 394.6886870373.

The spelling of 61484272 in words is "sixty-one million, four hundred eighty-four thousand, two hundred seventy-two".