45266287 has 4 divisors (see below), whose sum is σ = 49381416. Its totient is φ = 41151160.

The previous prime is 45266279. The next prime is 45266317. The reversal of 45266287 is 78266254.

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

It is a cyclic number.

It is not a de Polignac number, because 45266287 - 2³ = 45266279 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45266587) 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, 2057548 + ... + 2057569.

It is an arithmetic number, because the mean of its divisors is an integer number (12345354).

Almost surely, 2^45266287 is an apocalyptic number.

45266287 is a deficient number, since it is larger than the sum of its proper divisors (4115129).

45266287 is a wasteful number, since it uses less digits than its factorization.

45266287 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4115128.

The product of its digits is 161280, while the sum is 40.

The square root of 45266287 is about 6728.0225177982. The cubic root of 45266287 is about 356.3895469723.

The spelling of 45266287 in words is "forty-five million, two hundred sixty-six thousand, two hundred eighty-seven".