653346654 has 32 divisors (see below), whose sum is σ = 1388112000. Its totient is φ = 204423264.

The previous prime is 653346653. The next prime is 653346691. The reversal of 653346654 is 456643356.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (653346653) 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 15 ways as a sum of consecutive naturals, for example, 13864 + ... + 38715.

It is an arithmetic number, because the mean of its divisors is an integer number (43378500).

Almost surely, 2^653346654 is an apocalyptic number.

653346654 is an abundant number, since it is smaller than the sum of its proper divisors (734765346).

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

653346654 is a wasteful number, since it uses less digits than its factorization.

653346654 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52712.

The product of its digits is 777600, while the sum is 42.

The square root of 653346654 is about 25560.6465880658. The cubic root of 653346654 is about 867.7232291287.

The spelling of 653346654 in words is "six hundred fifty-three million, three hundred forty-six thousand, six hundred fifty-four".