58221040 has 20 divisors (see below), whose sum is σ = 135364104. Its totient is φ = 23288384.

The previous prime is 58221029. The next prime is 58221061. The reversal of 58221040 is 4012285.

58221040 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (20).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 363802 + ... + 363961.

Almost surely, 2^58221040 is an apocalyptic number.

It is an amenable number.

58221040 is an abundant number, since it is smaller than the sum of its proper divisors (77143064).

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

58221040 is a wasteful number, since it uses less digits than its factorization.

58221040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 727776 (or 727770 counting only the distinct ones).

The product of its (nonzero) digits is 640, while the sum is 22.

The square root of 58221040 is about 7630.2712926868. The cubic root of 58221040 is about 387.5787755211.

The spelling of 58221040 in words is "fifty-eight million, two hundred twenty-one thousand, forty".