601216140 has 48 divisors (see below), whose sum is σ = 1923892992. Its totient is φ = 137420736.

The previous prime is 601216127. The next prime is 601216141. The reversal of 601216140 is 41612106.

601216140 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 2×601216140² = 722921693992999200, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is not an unprimeable number, because it can be changed into a prime (601216141) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 715314 + ... + 716153.

It is an arithmetic number, because the mean of its divisors is an integer number (40081104).

Almost surely, 2^601216140 is an apocalyptic number.

601216140 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

601216140 is an abundant number, since it is smaller than the sum of its proper divisors (1322676852).

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

601216140 is a wasteful number, since it uses less digits than its factorization.

601216140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1431486 (or 1431484 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 21.

The square root of 601216140 is about 24519.7092152415. The cubic root of 601216140 is about 844.0021319473.

Adding to 601216140 its reverse (41612106), we get a palindrome (642828246).

The spelling of 601216140 in words is "six hundred one million, two hundred sixteen thousand, one hundred forty".