654006630 has 32 divisors (see below), whose sum is σ = 1574087904. Its totient is φ = 173904896.

The previous prime is 654006629. The next prime is 654006667. The reversal of 654006630 is 36600456.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 20289 + ... + 41468.

It is an arithmetic number, because the mean of its divisors is an integer number (49190247).

Almost surely, 2^654006630 is an apocalyptic number.

654006630 is an abundant number, since it is smaller than the sum of its proper divisors (920081274).

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

654006630 is a wasteful number, since it uses less digits than its factorization.

654006630 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62120.

The product of its (nonzero) digits is 12960, while the sum is 30.

The square root of 654006630 is about 25573.5533315181. The cubic root of 654006630 is about 868.0153067374.

The spelling of 654006630 in words is "six hundred fifty-four million, six thousand, six hundred thirty".