2002456630 has 16 divisors (see below), whose sum is σ = 3626537904. Its totient is φ = 796068000.

The previous prime is 2002456627. The next prime is 2002456633. The reversal of 2002456630 is 366542002.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (2002456627) and next prime (2002456633).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2002456633) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 612621 + ... + 615880.

It is an arithmetic number, because the mean of its divisors is an integer number (226658619).

Almost surely, 2^2002456630 is an apocalyptic number.

2002456630 is a deficient number, since it is larger than the sum of its proper divisors (1624081274).

2002456630 is a wasteful number, since it uses less digits than its factorization.

2002456630 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1228671.

The product of its (nonzero) digits is 8640, while the sum is 28.

The square root of 2002456630 is about 44748.8170793374. The cubic root of 2002456630 is about 1260.4366988008.

Adding to 2002456630 its reverse (366542002), we get a palindrome (2368998632).

The spelling of 2002456630 in words is "two billion, two million, four hundred fifty-six thousand, six hundred thirty".