58149091 has 24 divisors (see below), whose sum is σ = 78680672. Its totient is φ = 41817600.

The previous prime is 58149079. The next prime is 58149097. The reversal of 58149091 is 19094185.

It is not a de Polignac number, because 58149091 - 2¹⁵ = 58116323 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 58149091.

It is not an unprimeable number, because it can be changed into a prime (58149097) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 8371 + ... + 13651.

Almost surely, 2^58149091 is an apocalyptic number.

58149091 is a deficient number, since it is larger than the sum of its proper divisors (20531581).

58149091 is a wasteful number, since it uses less digits than its factorization.

58149091 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5323 (or 5312 counting only the distinct ones).

The product of its (nonzero) digits is 12960, while the sum is 37.

The square root of 58149091 is about 7625.5551273334. Note that the first 3 decimals coincide. The cubic root of 58149091 is about 387.4190543375.

It can be divided in two parts, 581490 and 91, that added together give a triangular number (581581 = T₁₀₇₈).

The spelling of 58149091 in words is "fifty-eight million, one hundred forty-nine thousand, ninety-one".