45106786 has 4 divisors (see below), whose sum is σ = 67660182. Its totient is φ = 22553392.

The previous prime is 45106781. The next prime is 45106801. The reversal of 45106786 is 68760154.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 28419561 + 16687225 = 5331^2 + 4085^2 .

It is not an unprimeable number, because it can be changed into a prime (45106781) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11276695 + ... + 11276698.

Almost surely, 2^45106786 is an apocalyptic number.

45106786 is a deficient number, since it is larger than the sum of its proper divisors (22553396).

45106786 is a wasteful number, since it uses less digits than its factorization.

45106786 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22553395.

The product of its (nonzero) digits is 40320, while the sum is 37.

The square root of 45106786 is about 6716.1585746616. The cubic root of 45106786 is about 355.9704610848.

The spelling of 45106786 in words is "forty-five million, one hundred six thousand, seven hundred eighty-six".