55670716 has 12 divisors (see below), whose sum is σ = 103154688. Its totient is φ = 26197952.

The previous prime is 55670707. The next prime is 55670729. The reversal of 55670716 is 61707655.

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, 409276 + ... + 409411.

It is an arithmetic number, because the mean of its divisors is an integer number (8596224).

Almost surely, 2^55670716 is an apocalyptic number.

It is an amenable number.

55670716 is a deficient number, since it is larger than the sum of its proper divisors (47483972).

55670716 is a wasteful number, since it uses less digits than its factorization.

55670716 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 818708 (or 818706 counting only the distinct ones).

The product of its (nonzero) digits is 44100, while the sum is 37.

The square root of 55670716 is about 7461.2811232388. The cubic root of 55670716 is about 381.8348838224.

The spelling of 55670716 in words is "fifty-five million, six hundred seventy thousand, seven hundred sixteen".