55268450 has 24 divisors (see below), whose sum is σ = 103752660. Its totient is φ = 21902400.

The previous prime is 55268449. The next prime is 55268489. The reversal of 55268450 is 5486255.

It can be written as a sum of positive squares in 6 ways, for example, as 16168441 + 39100009 = 4021^2 + 6253^2 .

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 55268450.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 380 + ... + 10520.

Almost surely, 2^55268450 is an apocalyptic number.

55268450 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

55268450 is a deficient number, since it is larger than the sum of its proper divisors (48484210).

55268450 is a wasteful number, since it uses less digits than its factorization.

55268450 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10262 (or 10257 counting only the distinct ones).

The product of its (nonzero) digits is 48000, while the sum is 35.

The square root of 55268450 is about 7434.2753513708. The cubic root of 55268450 is about 380.9129709851.

The spelling of 55268450 in words is "fifty-five million, two hundred sixty-eight thousand, four hundred fifty".