60821064 has 32 divisors (see below), whose sum is σ = 168948000. Its totient is φ = 20273616.

The previous prime is 60821063. The next prime is 60821077. The reversal of 60821064 is 46012806.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (60821063) 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, 140574 + ... + 141005.

It is an arithmetic number, because the mean of its divisors is an integer number (5279625).

Almost surely, 2^60821064 is an apocalyptic number.

It is an amenable number.

60821064 is an abundant number, since it is smaller than the sum of its proper divisors (108126936).

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

60821064 is a wasteful number, since it uses less digits than its factorization.

60821064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 281594 (or 281584 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 27.

The square root of 60821064 is about 7798.7860593813. The cubic root of 60821064 is about 393.2644336529.

The spelling of 60821064 in words is "sixty million, eight hundred twenty-one thousand, sixty-four".