601221768 has 48 divisors (see below), whose sum is σ = 1748454480. Its totient is φ = 171777312.

The previous prime is 601221767. The next prime is 601221773. The reversal of 601221768 is 867122106.

601221768 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×601221768² = 722935228634091648, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (601221767) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 254446 + ... + 256797.

It is an arithmetic number, because the mean of its divisors is an integer number (36426135).

Almost surely, 2^601221768 is an apocalyptic number.

It is an amenable number.

601221768 is an abundant number, since it is smaller than the sum of its proper divisors (1147232712).

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

601221768 is a wasteful number, since it uses less digits than its factorization.

601221768 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 511266 (or 511255 counting only the distinct ones).

The product of its (nonzero) digits is 8064, while the sum is 33.

The square root of 601221768 is about 24519.8239797924. The cubic root of 601221768 is about 844.0047655144.

The spelling of 601221768 in words is "six hundred one million, two hundred twenty-one thousand, seven hundred sixty-eight".