45154222 has 8 divisors (see below), whose sum is σ = 71296200. Its totient is φ = 21388824.

The previous prime is 45154201. The next prime is 45154229. The reversal of 45154222 is 22245154.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45154229) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 594097 + ... + 594172.

It is an arithmetic number, because the mean of its divisors is an integer number (8912025).

Almost surely, 2^45154222 is an apocalyptic number.

45154222 is a deficient number, since it is larger than the sum of its proper divisors (26141978).

45154222 is a wasteful number, since it uses less digits than its factorization.

45154222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1188290.

The product of its digits is 3200, while the sum is 25.

The square root of 45154222 is about 6719.6891297143. The cubic root of 45154222 is about 356.0952013622.

Adding to 45154222 its reverse (22245154), we get a palindrome (67399376).

The spelling of 45154222 in words is "forty-five million, one hundred fifty-four thousand, two hundred twenty-two".