6243447402 has 12 divisors (see below), whose sum is σ = 13527469410. Its totient is φ = 2081149128.

The previous prime is 6243447401. The next prime is 6243447403. The reversal of 6243447402 is 2047443426.

6243447402 is a `hidden beast` number, since 6 + 243 + 4 + 4 + 7 + 402 = 666.

It is an interprime number because it is at equal distance from previous prime (6243447401) and next prime (6243447403).

It can be written as a sum of positive squares in only one way, i.e., 5694060681 + 549386721 = 75459^2 + 23439^2 .

It is not an unprimeable number, because it can be changed into a prime (6243447401) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 173429077 + ... + 173429112.

Almost surely, 2^6243447402 is an apocalyptic number.

6243447402 is an abundant number, since it is smaller than the sum of its proper divisors (7284022008).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

6243447402 is a wasteful number, since it uses less digits than its factorization.

6243447402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 346858197 (or 346858194 counting only the distinct ones).

The product of its (nonzero) digits is 129024, while the sum is 36.

The square root of 6243447402 is about 79015.4883677877. The cubic root of 6243447402 is about 1841.3717914911.

The spelling of 6243447402 in words is "six billion, two hundred forty-three million, four hundred forty-seven thousand, four hundred two".