66058734 has 32 divisors (see below), whose sum is σ = 151234560. Its totient is φ = 18843552.

The previous prime is 66058721. The next prime is 66058757. The reversal of 66058734 is 43785066.

It is a junction number, because it is equal to n+sod(n) for n = 66058692 and 66058701.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 45187 + ... + 46625.

It is an arithmetic number, because the mean of its divisors is an integer number (4726080).

Almost surely, 2^66058734 is an apocalyptic number.

66058734 is an abundant number, since it is smaller than the sum of its proper divisors (85175826).

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

66058734 is a wasteful number, since it uses less digits than its factorization.

66058734 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2544.

The product of its (nonzero) digits is 120960, while the sum is 39.

The square root of 66058734 is about 8127.6524285922. The cubic root of 66058734 is about 404.2438443941.

The spelling of 66058734 in words is "sixty-six million, fifty-eight thousand, seven hundred thirty-four".