648346396 has 6 divisors (see below), whose sum is σ = 1134606200. Its totient is φ = 324173196.

The previous prime is 648346373. The next prime is 648346411. The reversal of 648346396 is 693643846.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 81043296 + ... + 81043303.

Almost surely, 2^648346396 is an apocalyptic number.

It is an amenable number.

648346396 is a deficient number, since it is larger than the sum of its proper divisors (486259804).

648346396 is a wasteful number, since it uses less digits than its factorization.

648346396 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 162086603 (or 162086601 counting only the distinct ones).

The product of its digits is 2239488, while the sum is 49.

The square root of 648346396 is about 25462.6470737039. The cubic root of 648346396 is about 865.5039090018.

The spelling of 648346396 in words is "six hundred forty-eight million, three hundred forty-six thousand, three hundred ninety-six".