647677014 has 16 divisors (see below), whose sum is σ = 1322915328. Its totient is φ = 211298792.

The previous prime is 647677003. The next prime is 647677031. The reversal of 647677014 is 410776746.

It is a congruent number.

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, 1148082 + ... + 1148645.

It is an arithmetic number, because the mean of its divisors is an integer number (82682208).

Almost surely, 2^647677014 is an apocalyptic number.

647677014 is an abundant number, since it is smaller than the sum of its proper divisors (675238314).

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

647677014 is a wasteful number, since it uses less digits than its factorization.

647677014 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2296779.

The product of its (nonzero) digits is 197568, while the sum is 42.

The square root of 647677014 is about 25449.4992878053. The cubic root of 647677014 is about 865.2059447042.

The spelling of 647677014 in words is "six hundred forty-seven million, six hundred seventy-seven thousand, fourteen".