58309428 has 24 divisors (see below), whose sum is σ = 136706080. Its totient is φ = 19343520.

The previous prime is 58309411. The next prime is 58309451. The reversal of 58309428 is 82490385.

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 7 ways as a sum of consecutive naturals, for example, 8983 + ... + 14046.

Almost surely, 2^58309428 is an apocalyptic number.

It is an amenable number.

58309428 is an abundant number, since it is smaller than the sum of its proper divisors (78396652).

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

58309428 is a wasteful number, since it uses less digits than its factorization.

58309428 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23247 (or 23245 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 39.

The square root of 58309428 is about 7636.0610264717. The cubic root of 58309428 is about 387.7748099877.

The spelling of 58309428 in words is "fifty-eight million, three hundred nine thousand, four hundred twenty-eight".