653406042 has 16 divisors (see below), whose sum is σ = 1325218752. Its totient is φ = 214734240.

The previous prime is 653406041. The next prime is 653406071. The reversal of 653406042 is 240604356.

It is not an unprimeable number, because it can be changed into a prime (653406041) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 766483 + ... + 767334.

It is an arithmetic number, because the mean of its divisors is an integer number (82826172).

Almost surely, 2^653406042 is an apocalyptic number.

653406042 is an abundant number, since it is smaller than the sum of its proper divisors (671812710).

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

653406042 is a wasteful number, since it uses less digits than its factorization.

653406042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1533893.

The product of its (nonzero) digits is 17280, while the sum is 30.

The square root of 653406042 is about 25561.8082693694. The cubic root of 653406042 is about 867.7495198100.

The spelling of 653406042 in words is "six hundred fifty-three million, four hundred six thousand, forty-two".