58199490 has 48 divisors (see below), whose sum is σ = 153813816. Its totient is φ = 15264000.

The previous prime is 58199447. The next prime is 58199507. The reversal of 58199490 is 9499185.

It can be written as a sum of positive squares in 4 ways, for example, as 41332041 + 16867449 = 6429^2 + 4107^2 .

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 190 + ... + 10790.

Almost surely, 2^58199490 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 58199490, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (76906908).

58199490 is an abundant number, since it is smaller than the sum of its proper divisors (95614326).

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

58199490 is a wasteful number, since it uses less digits than its factorization.

58199490 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10675 (or 10672 counting only the distinct ones).

The product of its (nonzero) digits is 116640, while the sum is 45.

The square root of 58199490 is about 7628.8590234713. The cubic root of 58199490 is about 387.5309500080.

The spelling of 58199490 in words is "fifty-eight million, one hundred ninety-nine thousand, four hundred ninety".