58366640 has 40 divisors (see below), whose sum is σ = 141607008. Its totient is φ = 22330880.

The previous prime is 58366619. The next prime is 58366687. The reversal of 58366640 is 4666385.

It is a tau number, because it is divible by the number of its divisors (40).

It is a junction number, because it is equal to n+sod(n) for n = 58366594 and 58366603.

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, 14021 + ... + 17700.

Almost surely, 2^58366640 is an apocalyptic number.

It is an amenable number.

58366640 is an abundant number, since it is smaller than the sum of its proper divisors (83240368).

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

58366640 is a wasteful number, since it uses less digits than its factorization.

58366640 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31757 (or 31751 counting only the distinct ones).

The product of its (nonzero) digits is 103680, while the sum is 38.

The square root of 58366640 is about 7639.8062802665. The cubic root of 58366640 is about 387.9015940613.

The spelling of 58366640 in words is "fifty-eight million, three hundred sixty-six thousand, six hundred forty".