58244340 has 144 divisors (see below), whose sum is σ = 207071424. Its totient is φ = 12096000.

The previous prime is 58244339. The next prime is 58244357. The reversal of 58244340 is 4344285.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 58244298 and 58244307.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 31440 + ... + 33240.

It is an arithmetic number, because the mean of its divisors is an integer number (1437996).

Almost surely, 2^58244340 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 58244340, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (103535712).

58244340 is an abundant number, since it is smaller than the sum of its proper divisors (148827084).

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

58244340 is a wasteful number, since it uses less digits than its factorization.

58244340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1838 (or 1829 counting only the distinct ones).

The product of its (nonzero) digits is 15360, while the sum is 30.

The square root of 58244340 is about 7631.7979533004. The cubic root of 58244340 is about 387.6304715005.

The spelling of 58244340 in words is "fifty-eight million, two hundred forty-four thousand, three hundred forty".