45094247 has 4 divisors (see below), whose sum is σ = 49193736. Its totient is φ = 40994760.

The previous prime is 45094213. The next prime is 45094249. The reversal of 45094247 is 74249054.

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 45094247 - 2²⁰ = 44045671 is a prime.

It is a super-2 number, since 2×45094247² = 4066982224994018, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45094249) 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, 2049728 + ... + 2049749.

It is an arithmetic number, because the mean of its divisors is an integer number (12298434).

Almost surely, 2^45094247 is an apocalyptic number.

45094247 is a deficient number, since it is larger than the sum of its proper divisors (4099489).

45094247 is a wasteful number, since it uses less digits than its factorization.

45094247 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4099488.

The product of its (nonzero) digits is 40320, while the sum is 35.

The square root of 45094247 is about 6715.2250148450. The cubic root of 45094247 is about 355.9374732378.

The spelling of 45094247 in words is "forty-five million, ninety-four thousand, two hundred forty-seven".