1920092002 has 4 divisors (see below), whose sum is σ = 2880138006. Its totient is φ = 960046000.

The previous prime is 1920091997. The next prime is 1920092017. The reversal of 1920092002 is 2002900291.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 1916775961 + 3316041 = 43781^2 + 1821^2 .

It is a super-2 number, since 2×1920092002² = 7373506592288736008, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 480022999 + ... + 480023002.

Almost surely, 2^1920092002 is an apocalyptic number.

1920092002 is a deficient number, since it is larger than the sum of its proper divisors (960046004).

1920092002 is an equidigital number, since it uses as much as digits as its factorization.

1920092002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 960046003.

The product of its (nonzero) digits is 648, while the sum is 25.

The square root of 1920092002 is about 43818.8544122276. The cubic root of 1920092002 is about 1242.9128542593.

Adding to 1920092002 its reverse (2002900291), we get a palindrome (3922992293).

The spelling of 1920092002 in words is "one billion, nine hundred twenty million, ninety-two thousand, two".