1545314222 has 8 divisors (see below), whose sum is σ = 2367290016. Its totient is φ = 756217552.

The previous prime is 1545314207. The next prime is 1545314227. The reversal of 1545314222 is 2224135451.

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 (1545314227) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8219663 + ... + 8219850.

It is an arithmetic number, because the mean of its divisors is an integer number (295911252).

Almost surely, 2^1545314222 is an apocalyptic number.

1545314222 is a deficient number, since it is larger than the sum of its proper divisors (821975794).

1545314222 is a wasteful number, since it uses less digits than its factorization.

1545314222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16439562.

The product of its digits is 9600, while the sum is 29.

The square root of 1545314222 is about 39310.4848863506. The cubic root of 1545314222 is about 1156.1271511380.

Adding to 1545314222 its reverse (2224135451), we get a palindrome (3769449673).

The spelling of 1545314222 in words is "one billion, five hundred forty-five million, three hundred fourteen thousand, two hundred twenty-two".