648167214 has 8 divisors (see below), whose sum is σ = 1296334440. Its totient is φ = 216055736.

The previous prime is 648167207. The next prime is 648167239. The reversal of 648167214 is 412761846.

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

648167214 is an admirable number.

It is a congruent number.

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, 54013929 + ... + 54013940.

It is an arithmetic number, because the mean of its divisors is an integer number (162041805).

Almost surely, 2^648167214 is an apocalyptic number.

648167214 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

648167214 is a wasteful number, since it uses less digits than its factorization.

648167214 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 108027874.

The product of its digits is 64512, while the sum is 39.

The square root of 648167214 is about 25459.1283040092. The cubic root of 648167214 is about 865.4241692149.

The spelling of 648167214 in words is "six hundred forty-eight million, one hundred sixty-seven thousand, two hundred fourteen".