55003266 has 32 divisors (see below), whose sum is σ = 122472000. Its totient is φ = 18298080.

The previous prime is 55003261. The next prime is 55003283. The reversal of 55003266 is 66230055.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (55003261) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 51910 + ... + 52958.

It is an arithmetic number, because the mean of its divisors is an integer number (3827250).

Almost surely, 2^55003266 is an apocalyptic number.

55003266 is an abundant number, since it is smaller than the sum of its proper divisors (67468734).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

55003266 is a wasteful number, since it uses less digits than its factorization.

55003266 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2031 (or 2025 counting only the distinct ones).

The product of its (nonzero) digits is 5400, while the sum is 27.

The square root of 55003266 is about 7416.4186775020. The cubic root of 55003266 is about 380.3027734682.

The spelling of 55003266 in words is "fifty-five million, three thousand, two hundred sixty-six".