142685064 has 80 divisors (see below), whose sum is σ = 412600320. Its totient is φ = 46020960.

The previous prime is 142685057. The next prime is 142685099. The reversal of 142685064 is 460586241.

142685064 is a `hidden beast` number, since 142 + 6 + 8 + 506 + 4 = 666.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 16537 + ... + 23639.

It is an arithmetic number, because the mean of its divisors is an integer number (5157504).

Almost surely, 2^142685064 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 142685064, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (206300160).

142685064 is an abundant number, since it is smaller than the sum of its proper divisors (269915256).

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

142685064 is a wasteful number, since it uses less digits than its factorization.

142685064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7152 (or 7139 counting only the distinct ones).

The product of its (nonzero) digits is 46080, while the sum is 36.

The square root of 142685064 is about 11945.0853492137. The cubic root of 142685064 is about 522.5479778597.

The spelling of 142685064 in words is "one hundred forty-two million, six hundred eighty-five thousand, sixty-four".