60612891 has 4 divisors (see below), whose sum is σ = 80817192. Its totient is φ = 40408592.

The previous prime is 60612847. The next prime is 60612899. The reversal of 60612891 is 19821606.

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 60612891 - 2¹⁰ = 60611867 is a prime.

It is not an unprimeable number, because it can be changed into a prime (60612899) 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, 10102146 + ... + 10102151.

It is an arithmetic number, because the mean of its divisors is an integer number (20204298).

Almost surely, 2^60612891 is an apocalyptic number.

60612891 is a deficient number, since it is larger than the sum of its proper divisors (20204301).

60612891 is a wasteful number, since it uses less digits than its factorization.

60612891 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20204300.

The product of its (nonzero) digits is 5184, while the sum is 33.

The square root of 60612891 is about 7785.4281192494. The cubic root of 60612891 is about 392.8152437834.

The spelling of 60612891 in words is "sixty million, six hundred twelve thousand, eight hundred ninety-one".