145706726 has 8 divisors (see below), whose sum is σ = 238429224. Its totient is φ = 66230320.

The previous prime is 145706723. The next prime is 145706791. The reversal of 145706726 is 627607541.

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

It is a self number, because there is not a number n which added to its sum of digits gives 145706726.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (145706723) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3311495 + ... + 3311538.

It is an arithmetic number, because the mean of its divisors is an integer number (29803653).

Almost surely, 2^145706726 is an apocalyptic number.

145706726 is a deficient number, since it is larger than the sum of its proper divisors (92722498).

145706726 is a wasteful number, since it uses less digits than its factorization.

145706726 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6623046.

The product of its (nonzero) digits is 70560, while the sum is 38.

The square root of 145706726 is about 12070.9041086407. The cubic root of 145706726 is about 526.2109323800.

The spelling of 145706726 in words is "one hundred forty-five million, seven hundred six thousand, seven hundred twenty-six".