45122248 has 8 divisors (see below), whose sum is σ = 84604230. Its totient is φ = 22561120.

The previous prime is 45122243. The next prime is 45122257. The reversal of 45122248 is 84222154.

It can be written as a sum of positive squares in only one way, i.e., 30052324 + 15069924 = 5482^2 + 3882^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a hoax number, since the sum of its digits (28) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (45122243) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2820133 + ... + 2820148.

Almost surely, 2^45122248 is an apocalyptic number.

It is an amenable number.

45122248 is a deficient number, since it is larger than the sum of its proper divisors (39481982).

45122248 is a wasteful number, since it uses less digits than its factorization.

45122248 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5640287 (or 5640283 counting only the distinct ones).

The product of its digits is 5120, while the sum is 28.

The square root of 45122248 is about 6717.3095804794. The cubic root of 45122248 is about 356.0111304015.

The spelling of 45122248 in words is "forty-five million, one hundred twenty-two thousand, two hundred forty-eight".