61473772 has 6 divisors (see below), whose sum is σ = 107579108. Its totient is φ = 30736884.

The previous prime is 61473767. The next prime is 61473793. The reversal of 61473772 is 27737416.

61473772 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 as a sum of consecutive naturals, namely, 7684218 + ... + 7684225.

Almost surely, 2^61473772 is an apocalyptic number.

It is an amenable number.

61473772 is a deficient number, since it is larger than the sum of its proper divisors (46105336).

61473772 is a wasteful number, since it uses less digits than its factorization.

61473772 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15368447 (or 15368445 counting only the distinct ones).

The product of its digits is 49392, while the sum is 37.

The square root of 61473772 is about 7840.5211561477. The cubic root of 61473772 is about 394.6662180545. Note that the first 3 decimals are identical.

The spelling of 61473772 in words is "sixty-one million, four hundred seventy-three thousand, seven hundred seventy-two".