6489284402 has 8 divisors (see below), whose sum is σ = 9734503212. Its totient is φ = 3244450000.

The previous prime is 6489284381. The next prime is 6489284449. The reversal of 6489284402 is 2044829846.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 4678696801 + 1810587601 = 68401^2 + 42551^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-3 number, since 3×6489284402³ (a number of 30 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 49349 + ... + 124152.

Almost surely, 2^6489284402 is an apocalyptic number.

6489284402 is a deficient number, since it is larger than the sum of its proper divisors (3245218810).

6489284402 is a wasteful number, since it uses less digits than its factorization.

6489284402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 192204.

The product of its (nonzero) digits is 884736, while the sum is 47.

The square root of 6489284402 is about 80556.0947539043. The cubic root of 6489284402 is about 1865.2294735932.

The spelling of 6489284402 in words is "six billion, four hundred eighty-nine million, two hundred eighty-four thousand, four hundred two".