56216006 has 16 divisors (see below), whose sum is σ = 105131520. Its totient is φ = 21902280.

The previous prime is 56215993. The next prime is 56216009. The reversal of 56216006 is 60061265.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56216009) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 182366 + ... + 182673.

It is an arithmetic number, because the mean of its divisors is an integer number (6570720).

Almost surely, 2^56216006 is an apocalyptic number.

56216006 is a deficient number, since it is larger than the sum of its proper divisors (48915514).

56216006 is a wasteful number, since it uses less digits than its factorization.

56216006 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 365059.

The product of its (nonzero) digits is 2160, while the sum is 26.

The square root of 56216006 is about 7497.7333908322. The cubic root of 56216006 is about 383.0775156864.

The spelling of 56216006 in words is "fifty-six million, two hundred sixteen thousand, six".