61456532 has 12 divisors (see below), whose sum is σ = 107666496. Its totient is φ = 30694680.

The previous prime is 61456531. The next prime is 61456537. The reversal of 61456532 is 23565416.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (61456531) 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, 4028 + ... + 11795.

It is an arithmetic number, because the mean of its divisors is an integer number (8972208).

Almost surely, 2^61456532 is an apocalyptic number.

It is an amenable number.

61456532 is a deficient number, since it is larger than the sum of its proper divisors (46209964).

61456532 is a wasteful number, since it uses less digits than its factorization.

61456532 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16798 (or 16796 counting only the distinct ones).

The product of its digits is 21600, while the sum is 32.

The square root of 61456532 is about 7839.4216623422. The cubic root of 61456532 is about 394.6293205749.

The spelling of 61456532 in words is "sixty-one million, four hundred fifty-six thousand, five hundred thirty-two".