58780440 has 96 divisors (see below), whose sum is σ = 193967280. Its totient is φ = 15434496.

The previous prime is 58780439. The next prime is 58780483. The reversal of 58780440 is 4408785.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 58780395 and 58780404.

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 23 ways as a sum of consecutive naturals, for example, 22902 + ... + 25338.

Almost surely, 2^58780440 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 58780440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (96983640).

58780440 is an abundant number, since it is smaller than the sum of its proper divisors (135186840).

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

58780440 is a wasteful number, since it uses less digits than its factorization.

58780440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2521 (or 2514 counting only the distinct ones).

The product of its (nonzero) digits is 35840, while the sum is 36.

The square root of 58780440 is about 7666.8402878891. The cubic root of 58780440 is about 388.8161338120.

The spelling of 58780440 in words is "fifty-eight million, seven hundred eighty thousand, four hundred forty".