55363647 has 8 divisors (see below), whose sum is σ = 74009520. Its totient is φ = 36813440.

The previous prime is 55363631. The next prime is 55363703. The reversal of 55363647 is 74636355.

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

It is a cyclic number.

It is not a de Polignac number, because 55363647 - 2⁴ = 55363631 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55363247) 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, 22554 + ... + 24887.

It is an arithmetic number, because the mean of its divisors is an integer number (9251190).

Almost surely, 2^55363647 is an apocalyptic number.

55363647 is a deficient number, since it is larger than the sum of its proper divisors (18645873).

55363647 is a wasteful number, since it uses less digits than its factorization.

55363647 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47833.

The product of its digits is 226800, while the sum is 39.

The square root of 55363647 is about 7440.6751709774. The cubic root of 55363647 is about 381.1315463950.

The spelling of 55363647 in words is "fifty-five million, three hundred sixty-three thousand, six hundred forty-seven".