60561647 has 4 divisors (see below), whose sum is σ = 60624240. Its totient is φ = 60499056.

The previous prime is 60561643. The next prime is 60561649. The reversal of 60561647 is 74616506.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 60561647 - 2² = 60561643 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (60561643) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 29822 + ... + 31787.

It is an arithmetic number, because the mean of its divisors is an integer number (15156060).

Almost surely, 2^60561647 is an apocalyptic number.

60561647 is a deficient number, since it is larger than the sum of its proper divisors (62593).

60561647 is an equidigital number, since it uses as much as digits as its factorization.

60561647 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 62592.

The product of its (nonzero) digits is 30240, while the sum is 35.

The square root of 60561647 is about 7782.1364033278. The cubic root of 60561647 is about 392.7045132146.

The spelling of 60561647 in words is "sixty million, five hundred sixty-one thousand, six hundred forty-seven".