30302002 has 4 divisors (see below), whose sum is σ = 45453006. Its totient is φ = 15151000.

The previous prime is 30301969. The next prime is 30302009. The reversal of 30302002 is 20020303.

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., 30239001 + 63001 = 5499^2 + 251^2 .

It is a super-2 number, since 2×30302002² = 1836422650416008, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 30302002.

It is not an unprimeable number, because it can be changed into a prime (30302009) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7575499 + ... + 7575502.

Almost surely, 2^30302002 is an apocalyptic number.

30302002 is a deficient number, since it is larger than the sum of its proper divisors (15151004).

30302002 is a wasteful number, since it uses less digits than its factorization.

30302002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15151003.

The product of its (nonzero) digits is 36, while the sum is 10.

The square root of 30302002 is about 5504.7254245784. The cubic root of 30302002 is about 311.7624273534.

Adding to 30302002 its reverse (20020303), we get a palindrome (50322305).

The spelling of 30302002 in words is "thirty million, three hundred two thousand, two".