142000734 has 16 divisors (see below), whose sum is σ = 284918400. Its totient is φ = 47180760.

The previous prime is 142000687. The next prime is 142000751. The reversal of 142000734 is 437000241.

142000734 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 142000734.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 36184 + ... + 39915.

It is an arithmetic number, because the mean of its divisors is an integer number (17807400).

Almost surely, 2^142000734 is an apocalyptic number.

142000734 is an abundant number, since it is smaller than the sum of its proper divisors (142917666).

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

142000734 is a wasteful number, since it uses less digits than its factorization.

142000734 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 76415.

The product of its (nonzero) digits is 672, while the sum is 21.

The square root of 142000734 is about 11916.4060857290. The cubic root of 142000734 is about 521.7112435354.

Adding to 142000734 its reverse (437000241), we get a palindrome (579000975).

The spelling of 142000734 in words is "one hundred forty-two million, seven hundred thirty-four", and thus it is an aban number.