60221656 has 16 divisors (see below), whose sum is σ = 123180840. Its totient is φ = 27373440.

The previous prime is 60221653. The next prime is 60221671. The reversal of 60221656 is 65612206.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (60221653) 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, 342081 + ... + 342256.

Almost surely, 2^60221656 is an apocalyptic number.

It is an amenable number.

60221656 is an abundant number, since it is smaller than the sum of its proper divisors (62959184).

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

60221656 is a wasteful number, since it uses less digits than its factorization.

60221656 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 684354 (or 684350 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 28.

The square root of 60221656 is about 7760.2613358056. The cubic root of 60221656 is about 391.9682571825.

The spelling of 60221656 in words is "sixty million, two hundred twenty-one thousand, six hundred fifty-six".