6427594730 has 8 divisors (see below), whose sum is σ = 11569670532. Its totient is φ = 2571037888.

The previous prime is 6427594727. The next prime is 6427594741. The reversal of 6427594730 is 374957246.

It can be written as a sum of positive squares in 2 ways, for example, as 6390883249 + 36711481 = 79943^2 + 6059^2 .

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

It is a super-3 number, since 3×6427594730³ (a number of 30 digits) contains 333 as substring.

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, 321379727 + ... + 321379746.

Almost surely, 2^6427594730 is an apocalyptic number.

6427594730 is a deficient number, since it is larger than the sum of its proper divisors (5142075802).

6427594730 is a wasteful number, since it uses less digits than its factorization.

6427594730 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 642759480.

The product of its (nonzero) digits is 1270080, while the sum is 47.

The square root of 6427594730 is about 80172.2815566577. The cubic root of 6427594730 is about 1859.3001114786.

The spelling of 6427594730 in words is "six billion, four hundred twenty-seven million, five hundred ninety-four thousand, seven hundred thirty".