158075420 has 24 divisors (see below), whose sum is σ = 333704448. Its totient is φ = 62897600.

The previous prime is 158075419. The next prime is 158075443. The reversal of 158075420 is 24570851.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16871 + ... + 24510.

It is an arithmetic number, because the mean of its divisors is an integer number (13904352).

Almost surely, 2^158075420 is an apocalyptic number.

158075420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

158075420 is an abundant number, since it is smaller than the sum of its proper divisors (175629028).

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

158075420 is a wasteful number, since it uses less digits than its factorization.

158075420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41581 (or 41579 counting only the distinct ones).

The product of its (nonzero) digits is 11200, while the sum is 32.

The square root of 158075420 is about 12572.8047785687. The cubic root of 158075420 is about 540.6980227914.

The spelling of 158075420 in words is "one hundred fifty-eight million, seventy-five thousand, four hundred twenty".