647452106 has 16 divisors (see below), whose sum is σ = 1175207616. Its totient is φ = 261157056.

The previous prime is 647452087. The next prime is 647452121. The reversal of 647452106 is 601254746.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1359956 + ... + 1360431.

It is an arithmetic number, because the mean of its divisors is an integer number (73450476).

Almost surely, 2^647452106 is an apocalyptic number.

647452106 is a deficient number, since it is larger than the sum of its proper divisors (527755510).

647452106 is a wasteful number, since it uses less digits than its factorization.

647452106 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2720413.

The product of its (nonzero) digits is 40320, while the sum is 35.

The square root of 647452106 is about 25445.0801924458. The cubic root of 647452106 is about 865.1057845611.

The spelling of 647452106 in words is "six hundred forty-seven million, four hundred fifty-two thousand, one hundred six".