142589958 has 16 divisors (see below), whose sum is σ = 325920000. Its totient is φ = 40739976.

The previous prime is 142589957. The next prime is 142589959. The reversal of 142589958 is 859985241.

It is an interprime number because it is at equal distance from previous prime (142589957) and next prime (142589959).

It is a super-2 number, since 2×142589958² = 40663792244883528, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 142589958.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (142589957) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1697458 + ... + 1697541.

It is an arithmetic number, because the mean of its divisors is an integer number (20370000).

Almost surely, 2^142589958 is an apocalyptic number.

142589958 is an abundant number, since it is smaller than the sum of its proper divisors (183330042).

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

142589958 is a wasteful number, since it uses less digits than its factorization.

142589958 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3395011.

The product of its digits is 1036800, while the sum is 51.

The square root of 142589958 is about 11941.1037178311. The cubic root of 142589958 is about 522.4318514936.

The spelling of 142589958 in words is "one hundred forty-two million, five hundred eighty-nine thousand, nine hundred fifty-eight".