1550242422 has 16 divisors (see below), whose sum is σ = 3444983280. Its totient is φ = 516747456.

The previous prime is 1550242333. The next prime is 1550242469. The reversal of 1550242422 is 2242420551.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 14354043 + ... + 14354150.

It is an arithmetic number, because the mean of its divisors is an integer number (215311455).

Almost surely, 2^1550242422 is an apocalyptic number.

1550242422 is an abundant number, since it is smaller than the sum of its proper divisors (1894740858).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1550242422 is a wasteful number, since it uses less digits than its factorization.

1550242422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28708204 (or 28708198 counting only the distinct ones).

The product of its (nonzero) digits is 6400, while the sum is 27.

The square root of 1550242422 is about 39373.1180121666. The cubic root of 1550242422 is about 1157.3548582369.

Adding to 1550242422 its reverse (2242420551), we get a palindrome (3792662973).

The spelling of 1550242422 in words is "one billion, five hundred fifty million, two hundred forty-two thousand, four hundred twenty-two".