142008336 has 80 divisors (see below), whose sum is σ = 409457920. Its totient is φ = 47122560.

The previous prime is 142008329. The next prime is 142008353. The reversal of 142008336 is 633800241.

It is a happy number.

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 polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 116466 + ... + 117678.

It is an arithmetic number, because the mean of its divisors is an integer number (5118224).

Almost surely, 2^142008336 is an apocalyptic number.

142008336 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 142008336, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (204728960).

142008336 is an abundant number, since it is smaller than the sum of its proper divisors (267449584).

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

142008336 is a wasteful number, since it uses less digits than its factorization.

142008336 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1501 (or 1489 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 27.

The square root of 142008336 is about 11916.7250534700. The cubic root of 142008336 is about 521.7205532951.

Adding to 142008336 its reverse (633800241), we get a palindrome (775808577).

The spelling of 142008336 in words is "one hundred forty-two million, eight thousand, three hundred thirty-six".