654670634 has 8 divisors (see below), whose sum is σ = 993837600. Its totient is φ = 323391436.

The previous prime is 654670609. The next prime is 654670699. The reversal of 654670634 is 436076456.

654670634 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 654670591 and 654670600.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1971734 + ... + 1972065.

It is an arithmetic number, because the mean of its divisors is an integer number (124229700).

Almost surely, 2^654670634 is an apocalyptic number.

654670634 is a deficient number, since it is larger than the sum of its proper divisors (339166966).

654670634 is a wasteful number, since it uses less digits than its factorization.

654670634 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3943884.

The product of its (nonzero) digits is 362880, while the sum is 41.

The square root of 654670634 is about 25586.5322777433. The cubic root of 654670634 is about 868.3089687384.

The spelling of 654670634 in words is "six hundred fifty-four million, six hundred seventy thousand, six hundred thirty-four".