45456746 has 8 divisors (see below), whose sum is σ = 70536420. Its totient is φ = 21944608.

The previous prime is 45456743. The next prime is 45456751. The reversal of 45456746 is 64765454.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 44742721 + 714025 = 6689^2 + 845^2 .

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

It is not an unprimeable number, because it can be changed into a prime (45456743) 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, 391811 + ... + 391926.

Almost surely, 2^45456746 is an apocalyptic number.

45456746 is a deficient number, since it is larger than the sum of its proper divisors (25079674).

45456746 is a wasteful number, since it uses less digits than its factorization.

45456746 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 783768.

The product of its digits is 403200, while the sum is 41.

The square root of 45456746 is about 6742.1618194760. The cubic root of 45456746 is about 356.8886867976. Note that the first 3 decimals are identical.

The spelling of 45456746 in words is "forty-five million, four hundred fifty-six thousand, seven hundred forty-six".