58442978 has 8 divisors (see below), whose sum is σ = 95634000. Its totient is φ = 26564980.

The previous prime is 58442947. The next prime is 58443001. The reversal of 58442978 is 87924485.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1328228 + ... + 1328271.

It is an arithmetic number, because the mean of its divisors is an integer number (11954250).

Almost surely, 2^58442978 is an apocalyptic number.

58442978 is a deficient number, since it is larger than the sum of its proper divisors (37191022).

58442978 is a wasteful number, since it uses less digits than its factorization.

58442978 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2656512.

The product of its digits is 645120, while the sum is 47.

The square root of 58442978 is about 7644.8007168271. The cubic root of 58442978 is about 388.0706331535.

The spelling of 58442978 in words is "fifty-eight million, four hundred forty-two thousand, nine hundred seventy-eight".