647055062 has 4 divisors (see below), whose sum is σ = 970582596. Its totient is φ = 323527530.

The previous prime is 647055061. The next prime is 647055091. The reversal of 647055062 is 260550746.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (647055061) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 161763764 + ... + 161763767.

It is an arithmetic number, because the mean of its divisors is an integer number (242645649).

Almost surely, 2^647055062 is an apocalyptic number.

647055062 is a deficient number, since it is larger than the sum of its proper divisors (323527534).

647055062 is a wasteful number, since it uses less digits than its factorization.

647055062 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 323527533.

The product of its (nonzero) digits is 50400, while the sum is 35.

The square root of 647055062 is about 25437.2770162217. The cubic root of 647055062 is about 864.9289090338.

The spelling of 647055062 in words is "six hundred forty-seven million, fifty-five thousand, sixty-two".