61532546 has 8 divisors (see below), whose sum is σ = 92340480. Its totient is φ = 30752388.

The previous prime is 61532531. The next prime is 61532563. The reversal of 61532546 is 64523516.

61532546 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

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, 26 + ... + 11093.

It is an arithmetic number, because the mean of its divisors is an integer number (11542560).

Almost surely, 2^61532546 is an apocalyptic number.

61532546 is a deficient number, since it is larger than the sum of its proper divisors (30807934).

61532546 is a wasteful number, since it uses less digits than its factorization.

61532546 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13888.

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

The square root of 61532546 is about 7844.2683533903. The cubic root of 61532546 is about 394.7919558177.

The spelling of 61532546 in words is "sixty-one million, five hundred thirty-two thousand, five hundred forty-six".