247287002 has 8 divisors (see below), whose sum is σ = 383721300. Its totient is φ = 119379904.

The previous prime is 247286999. The next prime is 247287011. The reversal of 247287002 is 200782742.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 246207481 + 1079521 = 15691^2 + 1039^2 .

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

It is a super-2 number, since 2×247287002² = 122301722716296008, 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 247287002.

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 in 3 ways as a sum of consecutive naturals, for example, 2131727 + ... + 2131842.

Almost surely, 2^247287002 is an apocalyptic number.

247287002 is a deficient number, since it is larger than the sum of its proper divisors (136434298).

247287002 is a wasteful number, since it uses less digits than its factorization.

247287002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4263600.

The product of its (nonzero) digits is 12544, while the sum is 32.

The square root of 247287002 is about 15725.3617446468. The cubic root of 247287002 is about 627.6734562781.

The spelling of 247287002 in words is "two hundred forty-seven million, two hundred eighty-seven thousand, two".