60666842 has 4 divisors (see below), whose sum is σ = 91000266. Its totient is φ = 30333420.

The previous prime is 60666833. The next prime is 60666857. The reversal of 60666842 is 24866606.

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

It can be written as a sum of positive squares in only one way, i.e., 59151481 + 1515361 = 7691^2 + 1231^2 .

It is a junction number, because it is equal to n+sod(n) for n = 60666796 and 60666805.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15166709 + ... + 15166712.

Almost surely, 2^60666842 is an apocalyptic number.

60666842 is a deficient number, since it is larger than the sum of its proper divisors (30333424).

60666842 is a wasteful number, since it uses less digits than its factorization.

60666842 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30333423.

The product of its (nonzero) digits is 82944, while the sum is 38.

The square root of 60666842 is about 7788.8922190514. The cubic root of 60666842 is about 392.9317563500.

The spelling of 60666842 in words is "sixty million, six hundred sixty-six thousand, eight hundred forty-two".