1142426376 has 576 divisors, whose sum is σ = 4378147200. Its totient is φ = 273030912.

The previous prime is 1142426323. The next prime is 1142426387. The reversal of 1142426376 is 6736242411.

1142426376 is a `hidden beast` number, since 1 + 14 + 2 + 4 + 2 + 637 + 6 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a nude number because it is divisible by every one of its digits.

It is a self number, because there is not a number n which added to its sum of digits gives 1142426376.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 143 ways as a sum of consecutive naturals, for example, 49670701 + ... + 49670723.

It is an arithmetic number, because the mean of its divisors is an integer number (7600950).

Almost surely, 2^1142426376 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1142426376, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2189073600).

1142426376 is an abundant number, since it is smaller than the sum of its proper divisors (3235720824).

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

1142426376 is a wasteful number, since it uses less digits than its factorization.

1142426376 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 103 (or 67 counting only the distinct ones).

The product of its digits is 48384, while the sum is 36.

The square root of 1142426376 is about 33799.7984609376. The cubic root of 1142426376 is about 1045.3845416736.

Adding to 1142426376 its reverse (6736242411), we get a palindrome (7878668787).

The spelling of 1142426376 in words is "one billion, one hundred forty-two million, four hundred twenty-six thousand, three hundred seventy-six".