654022002 has 32 divisors (see below), whose sum is σ = 1346292288. Its totient is φ = 211692096.

The previous prime is 654021983. The next prime is 654022003. The reversal of 654022002 is 200220456.

It is a self number, because there is not a number n which added to its sum of digits gives 654022002.

It is not an unprimeable number, because it can be changed into a prime (654022003) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 37308 + ... + 51960.

It is an arithmetic number, because the mean of its divisors is an integer number (42071634).

Almost surely, 2^654022002 is an apocalyptic number.

654022002 is an abundant number, since it is smaller than the sum of its proper divisors (692270286).

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

654022002 is a wasteful number, since it uses less digits than its factorization.

654022002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14874.

The product of its (nonzero) digits is 960, while the sum is 21.

The square root of 654022002 is about 25573.8538746119. The cubic root of 654022002 is about 868.0221073956.

Adding to 654022002 its reverse (200220456), we get a palindrome (854242458).

The spelling of 654022002 in words is "six hundred fifty-four million, twenty-two thousand, two".