6427420562 has 4 divisors (see below), whose sum is σ = 9641130846. Its totient is φ = 3213710280.

The previous prime is 6427420543. The next prime is 6427420579. The reversal of 6427420562 is 2650247246.

It is a happy number.

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., 5102387761 + 1325032801 = 71431^2 + 36401^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1606855139 + ... + 1606855142.

Almost surely, 2^6427420562 is an apocalyptic number.

6427420562 is a deficient number, since it is larger than the sum of its proper divisors (3213710284).

6427420562 is a wasteful number, since it uses less digits than its factorization.

6427420562 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3213710283.

The product of its (nonzero) digits is 161280, while the sum is 38.

The square root of 6427420562 is about 80171.1953384755. The cubic root of 6427420562 is about 1859.2833175600.

The spelling of 6427420562 in words is "six billion, four hundred twenty-seven million, four hundred twenty thousand, five hundred sixty-two".