55602001 has 8 divisors (see below), whose sum is σ = 68433344. Its totient is φ = 43992720.

The previous prime is 55601981. The next prime is 55602007. The reversal of 55602001 is 10020655.

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 55602001 - 2⁵ = 55601969 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 55602001.

It is not an unprimeable number, because it can be changed into a prime (55602007) 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, 305415 + ... + 305596.

It is an arithmetic number, because the mean of its divisors is an integer number (8554168).

Almost surely, 2^55602001 is an apocalyptic number.

It is an amenable number.

55602001 is a deficient number, since it is larger than the sum of its proper divisors (12831343).

55602001 is a wasteful number, since it uses less digits than its factorization.

55602001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 611031.

The product of its (nonzero) digits is 300, while the sum is 19.

The square root of 55602001 is about 7456.6749292161. The cubic root of 55602001 is about 381.6777180895.

Adding to 55602001 its reverse (10020655), we get a palindrome (65622656).

The spelling of 55602001 in words is "fifty-five million, six hundred two thousand, one".