1142622524 has 6 divisors (see below), whose sum is σ = 1999589424. Its totient is φ = 571311260.

The previous prime is 1142622511. The next prime is 1142622529. The reversal of 1142622524 is 4252262411.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1142622529) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 142827812 + ... + 142827819.

It is an arithmetic number, because the mean of its divisors is an integer number (333264904).

Almost surely, 2^1142622524 is an apocalyptic number.

It is an amenable number.

1142622524 is a deficient number, since it is larger than the sum of its proper divisors (856966900).

1142622524 is a wasteful number, since it uses less digits than its factorization.

1142622524 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 285655635 (or 285655633 counting only the distinct ones).

The product of its digits is 7680, while the sum is 29.

The square root of 1142622524 is about 33802.6999513352. The cubic root of 1142622524 is about 1045.4443670760. Note that the first 3 decimals are identical.

Adding to 1142622524 its reverse (4252262411), we get a palindrome (5394884935).

The spelling of 1142622524 in words is "one billion, one hundred forty-two million, six hundred twenty-two thousand, five hundred twenty-four".