142058520 has 96 divisors (see below), whose sum is σ = 466380720. Its totient is φ = 37497600.

The previous prime is 142058513. The next prime is 142058551. The reversal of 142058520 is 25850241.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 34407 + ... + 38313.

Almost surely, 2^142058520 is an apocalyptic number.

142058520 is a gapful number since it is divisible by the number (10) 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 142058520, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (233190360).

142058520 is an abundant number, since it is smaller than the sum of its proper divisors (324322200).

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

142058520 is a wasteful number, since it uses less digits than its factorization.

142058520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4025 (or 4018 counting only the distinct ones).

The product of its (nonzero) digits is 3200, while the sum is 27.

The square root of 142058520 is about 11918.8304795395. The cubic root of 142058520 is about 521.7820026002.

The spelling of 142058520 in words is "one hundred forty-two million, fifty-eight thousand, five hundred twenty".