45420266 has 8 divisors (see below), whose sum is σ = 68588100. Its totient is φ = 22557568.

The previous prime is 45420247. The next prime is 45420269. The reversal of 45420266 is 66202454.

It can be written as a sum of positive squares in 2 ways, for example, as 35940025 + 9480241 = 5995^2 + 3079^2 .

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 (45420269) 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, 75911 + ... + 76506.

Almost surely, 2^45420266 is an apocalyptic number.

45420266 is a deficient number, since it is larger than the sum of its proper divisors (23167834).

45420266 is a wasteful number, since it uses less digits than its factorization.

45420266 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 152568.

The product of its (nonzero) digits is 11520, while the sum is 29.

The square root of 45420266 is about 6739.4559127573. The cubic root of 45420266 is about 356.7931910077.

The spelling of 45420266 in words is "forty-five million, four hundred twenty thousand, two hundred sixty-six".