654525456 has 40 divisors (see below), whose sum is σ = 1820925120. Its totient is φ = 201392256.

The previous prime is 654525451. The next prime is 654525463.

It is a happy number.

654525456 is nontrivially palindromic in base 10.

It is an alternating number because its digits alternate between even and odd.

It is not an unprimeable number, because it can be changed into a prime (654525451) 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, 523836 + ... + 525083.

It is an arithmetic number, because the mean of its divisors is an integer number (45523128).

Almost surely, 2^654525456 is an apocalyptic number.

It is an amenable number.

654525456 is an abundant number, since it is smaller than the sum of its proper divisors (1166399664).

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

654525456 is a wasteful number, since it uses less digits than its factorization.

654525456 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1048943 (or 1048937 counting only the distinct ones).

The product of its digits is 720000, while the sum is 42.

The square root of 654525456 is about 25583.6951201346. The cubic root of 654525456 is about 868.2447793724.

The spelling of 654525456 in words is "six hundred fifty-four million, five hundred twenty-five thousand, four hundred fifty-six".