654211552 has 12 divisors (see below), whose sum is σ = 1287979056. Its totient is φ = 327105760.

The previous prime is 654211549. The next prime is 654211559. The reversal of 654211552 is 255112456.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (654211559) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10222024 + ... + 10222087.

It is an arithmetic number, because the mean of its divisors is an integer number (107331588).

Almost surely, 2^654211552 is an apocalyptic number.

It is an amenable number.

654211552 is a deficient number, since it is larger than the sum of its proper divisors (633767504).

654211552 is a wasteful number, since it uses less digits than its factorization.

654211552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20444121 (or 20444113 counting only the distinct ones).

The product of its digits is 12000, while the sum is 31.

The square root of 654211552 is about 25577.5595395651. The cubic root of 654211552 is about 868.1059566124.

The spelling of 654211552 in words is "six hundred fifty-four million, two hundred eleven thousand, five hundred fifty-two".