654471952 has 10 divisors (see below), whose sum is σ = 1268039438. Its totient is φ = 327235968.

The previous prime is 654471941. The next prime is 654471973. The reversal of 654471952 is 259174456.

It can be written as a sum of positive squares in only one way, i.e., 630813456 + 23658496 = 25116^2 + 4864^2 .

It is a junction number, because it is equal to n+sod(n) for n = 654471899 and 654471908.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20452233 + ... + 20452264.

Almost surely, 2^654471952 is an apocalyptic number.

It is an amenable number.

654471952 is a deficient number, since it is larger than the sum of its proper divisors (613567486).

654471952 is a wasteful number, since it uses less digits than its factorization.

654471952 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40904505 (or 40904499 counting only the distinct ones).

The product of its digits is 302400, while the sum is 43.

The square root of 654471952 is about 25582.6494327699. The cubic root of 654471952 is about 868.2211205857.

The spelling of 654471952 in words is "six hundred fifty-four million, four hundred seventy-one thousand, nine hundred fifty-two".