55861202 has 8 divisors (see below), whose sum is σ = 84403836. Its totient is φ = 27726592.

The previous prime is 55861199. The next prime is 55861207. The reversal of 55861202 is 20216855.

It can be written as a sum of positive squares in 2 ways, for example, as 54626881 + 1234321 = 7391^2 + 1111^2 .

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

It is not an unprimeable number, because it can be changed into a prime (55861207) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 101663 + ... + 102210.

Almost surely, 2^55861202 is an apocalyptic number.

55861202 is a deficient number, since it is larger than the sum of its proper divisors (28542634).

55861202 is a wasteful number, since it uses less digits than its factorization.

55861202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 204012.

The product of its (nonzero) digits is 4800, while the sum is 29.

The square root of 55861202 is about 7474.0351885712. The cubic root of 55861202 is about 382.2698905017.

The spelling of 55861202 in words is "fifty-five million, eight hundred sixty-one thousand, two hundred two".