45538726 has 4 divisors (see below), whose sum is σ = 68308092. Its totient is φ = 22769362.

The previous prime is 45538709. The next prime is 45538739. The reversal of 45538726 is 62783554.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 62783554 = 2 ⋅31391777.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11384680 + ... + 11384683.

It is an arithmetic number, because the mean of its divisors is an integer number (17077023).

Almost surely, 2^45538726 is an apocalyptic number.

45538726 is a deficient number, since it is larger than the sum of its proper divisors (22769366).

45538726 is a wasteful number, since it uses less digits than its factorization.

45538726 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22769365.

The product of its digits is 201600, while the sum is 40.

The square root of 45538726 is about 6748.2387331807. The cubic root of 45538726 is about 357.1031042839.

It can be divided in two parts, 45538 and 726, that added together give a palindrome (46264).

The spelling of 45538726 in words is "forty-five million, five hundred thirty-eight thousand, seven hundred twenty-six".