450678002 has 4 divisors (see below), whose sum is σ = 676017006. Its totient is φ = 225339000.

The previous prime is 450677999. The next prime is 450678017. The reversal of 450678002 is 200876054.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 200876054 = 2 ⋅100438027.

It can be written as a sum of positive squares in only one way, i.e., 317944561 + 132733441 = 17831^2 + 11521^2 .

It is a super-2 number, since 2×450678002² = 406221322973424008, 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 450678002.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 112669499 + ... + 112669502.

Almost surely, 2^450678002 is an apocalyptic number.

450678002 is a deficient number, since it is larger than the sum of its proper divisors (225339004).

450678002 is a wasteful number, since it uses less digits than its factorization.

450678002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 225339003.

The product of its (nonzero) digits is 13440, while the sum is 32.

The square root of 450678002 is about 21229.1780811222. The cubic root of 450678002 is about 766.6940980313.

The spelling of 450678002 in words is "four hundred fifty million, six hundred seventy-eight thousand, two".