55942205 has 8 divisors (see below), whose sum is σ = 73233504. Its totient is φ = 40685200.

The previous prime is 55942193. The next prime is 55942217. The reversal of 55942205 is 50224955.

It is an interprime number because it is at equal distance from previous prime (55942193) and next prime (55942217).

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

It is not a de Polignac number, because 55942205 - 2²² = 51747901 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 508511 + ... + 508620.

It is an arithmetic number, because the mean of its divisors is an integer number (9154188).

Almost surely, 2^55942205 is an apocalyptic number.

55942205 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

55942205 is a deficient number, since it is larger than the sum of its proper divisors (17291299).

55942205 is a wasteful number, since it uses less digits than its factorization.

55942205 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1017147.

The product of its (nonzero) digits is 18000, while the sum is 32.

The square root of 55942205 is about 7479.4521858222. The cubic root of 55942205 is about 382.4545747528.

The spelling of 55942205 in words is "fifty-five million, nine hundred forty-two thousand, two hundred five".