45726666 has 8 divisors (see below), whose sum is σ = 91453344. Its totient is φ = 15242220.

The previous prime is 45726589. The next prime is 45726671. The reversal of 45726666 is 66662754.

It is a sphenic number, since it is the product of 3 distinct primes.

45726666 is an admirable number.

45726666 is a modest number, since divided by 6666 gives 4572 as remainder.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3810550 + ... + 3810561.

It is an arithmetic number, because the mean of its divisors is an integer number (11431668).

Almost surely, 2^45726666 is an apocalyptic number.

45726666 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

45726666 is a wasteful number, since it uses less digits than its factorization.

45726666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7621116.

The product of its digits is 362880, while the sum is 42.

The square root of 45726666 is about 6762.1495103258. The cubic root of 45726666 is about 357.5936892370.

The spelling of 45726666 in words is "forty-five million, seven hundred twenty-six thousand, six hundred sixty-six".