60403240 has 32 divisors (see below), whose sum is σ = 139583880. Its totient is φ = 23507712.

The previous prime is 60403229. The next prime is 60403243. The reversal of 60403240 is 4230406.

60403240 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 59197636 + 1205604 = 7694^2 + 1098^2 .

It is not an unprimeable number, because it can be changed into a prime (60403243) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18927 + ... + 21886.

Almost surely, 2^60403240 is an apocalyptic number.

It is an amenable number.

60403240 is an abundant number, since it is smaller than the sum of its proper divisors (79180640).

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

60403240 is a wasteful number, since it uses less digits than its factorization.

60403240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40861 (or 40857 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 19.

The square root of 60403240 is about 7771.9521357250. The cubic root of 60403240 is about 392.3618240548.

Adding to 60403240 its reverse (4230406), we get a palindrome (64633646).

The spelling of 60403240 in words is "sixty million, four hundred three thousand, two hundred forty".