55607706 has 96 divisors (see below), whose sum is σ = 153249408. Its totient is φ = 14152320.

The previous prime is 55607701. The next prime is 55607711. The reversal of 55607706 is 60770655.

It is an interprime number because it is at equal distance from previous prime (55607701) and next prime (55607711).

It is not an unprimeable number, because it can be changed into a prime (55607701) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 73080 + ... + 73836.

It is an arithmetic number, because the mean of its divisors is an integer number (1596348).

Almost surely, 2^55607706 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 55607706, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (76624704).

55607706 is an abundant number, since it is smaller than the sum of its proper divisors (97641702).

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

55607706 is a wasteful number, since it uses less digits than its factorization.

55607706 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 836 (or 833 counting only the distinct ones).

The product of its (nonzero) digits is 44100, while the sum is 36.

The square root of 55607706 is about 7457.0574625652. The cubic root of 55607706 is about 381.6907715580.

The spelling of 55607706 in words is "fifty-five million, six hundred seven thousand, seven hundred six".