1994225002 has 32 divisors (see below), whose sum is σ = 3766414464. Its totient is φ = 769272000.

The previous prime is 1994224997. The next prime is 1994225021. The reversal of 1994225002 is 2005224991.

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, 48553 + ... + 79660.

It is an arithmetic number, because the mean of its divisors is an integer number (117700452).

Almost surely, 2^1994225002 is an apocalyptic number.

1994225002 is a deficient number, since it is larger than the sum of its proper divisors (1772189462).

1994225002 is a wasteful number, since it uses less digits than its factorization.

1994225002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 128334.

The product of its (nonzero) digits is 12960, while the sum is 34.

The square root of 1994225002 is about 44656.7464332098. The cubic root of 1994225002 is about 1258.7072072304.

Adding to 1994225002 its reverse (2005224991), we get a palindrome (3999449993).

It can be divided in two parts, 19942 and 25002, that added together give a palindrome (44944).

The spelling of 1994225002 in words is "one billion, nine hundred ninety-four million, two hundred twenty-five thousand, two".