45406274 has 8 divisors (see below), whose sum is σ = 68148540. Its totient is φ = 22690096.

The previous prime is 45406261. The next prime is 45406279. The reversal of 45406274 is 47260454.

It can be written as a sum of positive squares in 2 ways, for example, as 44289025 + 1117249 = 6655^2 + 1057^2 .

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

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 45406274.

It is not an unprimeable number, because it can be changed into a prime (45406279) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1349 + ... + 9624.

Almost surely, 2^45406274 is an apocalyptic number.

45406274 is a deficient number, since it is larger than the sum of its proper divisors (22742266).

45406274 is a wasteful number, since it uses less digits than its factorization.

45406274 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13044.

The product of its (nonzero) digits is 26880, while the sum is 32.

The square root of 45406274 is about 6738.4177668055. The cubic root of 45406274 is about 356.7565497791.

The spelling of 45406274 in words is "forty-five million, four hundred six thousand, two hundred seventy-four".