4242656452 has 48 divisors (see below), whose sum is σ = 8170968960. Its totient is φ = 1918591488.

The previous prime is 4242656443. The next prime is 4242656491. The reversal of 4242656452 is 2546562424.

It is an unprimeable number.

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, 1034518 + ... + 1038610.

It is an arithmetic number, because the mean of its divisors is an integer number (170228520).

Almost surely, 2^4242656452 is an apocalyptic number.

It is an amenable number.

4242656452 is a deficient number, since it is larger than the sum of its proper divisors (3928312508).

4242656452 is a wasteful number, since it uses less digits than its factorization.

4242656452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4732 (or 4730 counting only the distinct ones).

The product of its digits is 460800, while the sum is 40.

The square root of 4242656452 is about 65135.6772590874. The cubic root of 4242656452 is about 1618.8724120007.

The spelling of 4242656452 in words is "four billion, two hundred forty-two million, six hundred fifty-six thousand, four hundred fifty-two".