60521667 has 8 divisors (see below), whose sum is σ = 81479424. Its totient is φ = 39955848.

The previous prime is 60521653. The next prime is 60521687. The reversal of 60521667 is 76612506.

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

It is not a de Polignac number, because 60521667 - 2¹² = 60517571 is a prime.

It is not an unprimeable number, because it can be changed into a prime (60521687) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 97623 + ... + 98240.

It is an arithmetic number, because the mean of its divisors is an integer number (10184928).

Almost surely, 2^60521667 is an apocalyptic number.

60521667 is a deficient number, since it is larger than the sum of its proper divisors (20957757).

60521667 is a wasteful number, since it uses less digits than its factorization.

60521667 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 195969.

The product of its (nonzero) digits is 15120, while the sum is 33.

The square root of 60521667 is about 7779.5672758837. The cubic root of 60521667 is about 392.6180790693.

The spelling of 60521667 in words is "sixty million, five hundred twenty-one thousand, six hundred sixty-seven".