654604630 has 16 divisors (see below), whose sum is σ = 1186094304. Its totient is φ = 260107200.

The previous prime is 654604543. The next prime is 654604661. The reversal of 654604630 is 36406456.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 215247 + ... + 218266.

It is an arithmetic number, because the mean of its divisors is an integer number (74130894).

Almost surely, 2^654604630 is an apocalyptic number.

654604630 is a deficient number, since it is larger than the sum of its proper divisors (531489674).

654604630 is a wasteful number, since it uses less digits than its factorization.

654604630 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 433671.

The product of its (nonzero) digits is 51840, while the sum is 34.

The square root of 654604630 is about 25585.2424260549. The cubic root of 654604630 is about 868.2797867404.

It can be divided in two parts, 654 and 604630, that added together give a square (605284 = 778²).

The spelling of 654604630 in words is "six hundred fifty-four million, six hundred four thousand, six hundred thirty".