55998701 has 8 divisors (see below), whose sum is σ = 61557408. Its totient is φ = 50518000.

The previous prime is 55998673. The next prime is 55998703. The reversal of 55998701 is 10789955.

It is a happy number.

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 55998701 - 2⁶ = 55998637 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55998703) 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, 17990 + ... + 20871.

It is an arithmetic number, because the mean of its divisors is an integer number (7694676).

Almost surely, 2^55998701 is an apocalyptic number.

It is an amenable number.

55998701 is a deficient number, since it is larger than the sum of its proper divisors (5558707).

55998701 is a wasteful number, since it uses less digits than its factorization.

55998701 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39003.

The product of its (nonzero) digits is 113400, while the sum is 44.

The square root of 55998701 is about 7483.2279799562. The cubic root of 55998701 is about 382.5832783202.

The spelling of 55998701 in words is "fifty-five million, nine hundred ninety-eight thousand, seven hundred one".