5545207 has 4 divisors (see below), whose sum is σ = 5837080. Its totient is φ = 5253336.

The previous prime is 5545193. The next prime is 5545219. The reversal of 5545207 is 7025455.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5545207 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5515207) 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, 145908 + ... + 145945.

It is an arithmetic number, because the mean of its divisors is an integer number (1459270).

Almost surely, 2^5545207 is an apocalyptic number.

5545207 is a deficient number, since it is larger than the sum of its proper divisors (291873).

5545207 is a wasteful number, since it uses less digits than its factorization.

5545207 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 291872.

The product of its (nonzero) digits is 7000, while the sum is 28.

The square root of 5545207 is about 2354.8263205595. The cubic root of 5545207 is about 176.9997233656. Note that the first 3 decimals are identical.

The spelling of 5545207 in words is "five million, five hundred forty-five thousand, two hundred seven".