60221142 has 24 divisors (see below), whose sum is σ = 130793520. Its totient is φ = 20025360.

The previous prime is 60221137. The next prime is 60221167. The reversal of 60221142 is 24112206.

60221142 is a `hidden beast` number, since 602 + 21 + 1 + 42 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4092 + ... + 11712.

It is an arithmetic number, because the mean of its divisors is an integer number (5449730).

Almost surely, 2^60221142 is an apocalyptic number.

60221142 is an abundant number, since it is smaller than the sum of its proper divisors (70572378).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

60221142 is a wasteful number, since it uses less digits than its factorization.

60221142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8068 (or 8065 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

The square root of 60221142 is about 7760.2282182936. The cubic root of 60221142 is about 391.9671420119.

Adding to 60221142 its reverse (24112206), we get a palindrome (84333348).

It can be divided in two parts, 6022114 and 2, that added together give a square (6022116 = 2454²).

The spelling of 60221142 in words is "sixty million, two hundred twenty-one thousand, one hundred forty-two".