1142463322 has 72 divisors (see below), whose sum is σ = 2355236352. Its totient is φ = 410810400.

The previous prime is 1142463317. The next prime is 1142463341. The reversal of 1142463322 is 2233642411.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 179047 + ... + 185317.

It is an arithmetic number, because the mean of its divisors is an integer number (32711616).

Almost surely, 2^1142463322 is an apocalyptic number.

1142463322 is an abundant number, since it is smaller than the sum of its proper divisors (1212773030).

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

1142463322 is a wasteful number, since it uses less digits than its factorization.

1142463322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6324 (or 6304 counting only the distinct ones).

The product of its digits is 6912, while the sum is 28.

The square root of 1142463322 is about 33800.3449982393. The cubic root of 1142463322 is about 1045.3958107765.

Subtracting 1142463322 from its reverse (2233642411), we obtain a square (1091179089 = 33033²).

It can be divided in two parts, 1142 and 463322, that added together give a palindrome (464464).

The spelling of 1142463322 in words is "one billion, one hundred forty-two million, four hundred sixty-three thousand, three hundred twenty-two".