61446456 has 48 divisors (see below), whose sum is σ = 175180200. Its totient is φ = 19403712.

The previous prime is 61446431. The next prime is 61446457. The reversal of 61446456 is 65464416.

61446456 is a `hidden beast` number, since 6 + 1 + 4 + 4 + 645 + 6 = 666.

61446456 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 61446456.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (61446457) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 21091 + ... + 23826.

Almost surely, 2^61446456 is an apocalyptic number.

It is an amenable number.

61446456 is an abundant number, since it is smaller than the sum of its proper divisors (113733744).

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

61446456 is a wasteful number, since it uses less digits than its factorization.

61446456 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44948 (or 44941 counting only the distinct ones).

The product of its digits is 69120, while the sum is 36.

The square root of 61446456 is about 7838.7789865514. The cubic root of 61446456 is about 394.6077524723.

The spelling of 61446456 in words is "sixty-one million, four hundred forty-six thousand, four hundred fifty-six".