4283246978 has 4 divisors (see below), whose sum is σ = 6424870470. Its totient is φ = 2141623488.

The previous prime is 4283246971. The next prime is 4283246987. The reversal of 4283246978 is 8796423824.

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., 3922892689 + 360354289 = 62633^2 + 18983^2 .

It is a super-2 number, since 2×4283246978² = 36692409349092264968, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (4283246971) by changing a digit.

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, 1070811743 + ... + 1070811746.

Almost surely, 2^4283246978 is an apocalyptic number.

4283246978 is a deficient number, since it is larger than the sum of its proper divisors (2141623492).

4283246978 is a wasteful number, since it uses less digits than its factorization.

4283246978 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2141623491.

The product of its digits is 4644864, while the sum is 53.

The square root of 4283246978 is about 65446.5199838769. The cubic root of 4283246978 is about 1624.0187499857.

The spelling of 4283246978 in words is "four billion, two hundred eighty-three million, two hundred forty-six thousand, nine hundred seventy-eight".