45284422 has 4 divisors (see below), whose sum is σ = 67926636. Its totient is φ = 22642210.

The previous prime is 45284389. The next prime is 45284423. The reversal of 45284422 is 22448254.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45284423) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11321104 + ... + 11321107.

It is an arithmetic number, because the mean of its divisors is an integer number (16981659).

Almost surely, 2^45284422 is an apocalyptic number.

45284422 is a deficient number, since it is larger than the sum of its proper divisors (22642214).

45284422 is a wasteful number, since it uses less digits than its factorization.

45284422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22642213.

The product of its digits is 20480, while the sum is 31.

The square root of 45284422 is about 6729.3701042520. The cubic root of 45284422 is about 356.4371339806.

The spelling of 45284422 in words is "forty-five million, two hundred eighty-four thousand, four hundred twenty-two".