45002247 has 16 divisors (see below), whose sum is σ = 64735200. Its totient is φ = 27702272.

The previous prime is 45002239. The next prime is 45002257. The reversal of 45002247 is 74220054.

It is a cyclic number.

It is not a de Polignac number, because 45002247 - 2³ = 45002239 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45002257) 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, 5622 + ... + 11027.

It is an arithmetic number, because the mean of its divisors is an integer number (4045950).

Almost surely, 2^45002247 is an apocalyptic number.

45002247 is a deficient number, since it is larger than the sum of its proper divisors (19732953).

45002247 is a wasteful number, since it uses less digits than its factorization.

45002247 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16722.

The product of its (nonzero) digits is 2240, while the sum is 24.

The square root of 45002247 is about 6708.3714119002. The cubic root of 45002247 is about 355.6952506018.

The spelling of 45002247 in words is "forty-five million, two thousand, two hundred forty-seven".