601540 has 24 divisors (see below), whose sum is σ = 1330560. Its totient is φ = 227808.

The previous prime is 601507. The next prime is 601541. The reversal of 601540 is 45106.

It is not an unprimeable number, because it can be changed into a prime (601541) 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, 412 + ... + 1171.

It is an arithmetic number, because the mean of its divisors is an integer number (55440).

2⁶⁰¹⁵⁴⁰ is an apocalyptic number.

It is an amenable number.

601540 is an abundant number, since it is smaller than the sum of its proper divisors (729020).

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

601540 is a wasteful number, since it uses less digits than its factorization.

601540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1611 (or 1609 counting only the distinct ones).

The product of its (nonzero) digits is 120, while the sum is 16.

The square root of 601540 is about 775.5900979254. The cubic root of 601540 is about 84.4153652311.

Adding to 601540 its reverse (45106), we get a palindrome (646646).

It can be divided in two parts, 60 and 1540, that added together give a square (1600 = 40²).

The spelling of 601540 in words is "six hundred one thousand, five hundred forty".