45276247 has 2 divisors, whose sum is σ = 45276248. Its totient is φ = 45276246.

The previous prime is 45276233. The next prime is 45276289. The reversal of 45276247 is 74267254.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-45276247 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (45276227) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22638123 + 22638124.

It is an arithmetic number, because the mean of its divisors is an integer number (22638124).

Almost surely, 2^45276247 is an apocalyptic number.

45276247 is a deficient number, since it is larger than the sum of its proper divisors (1).

45276247 is an equidigital number, since it uses as much as digits as its factorization.

45276247 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 94080, while the sum is 37.

The square root of 45276247 is about 6728.7626648590. The cubic root of 45276247 is about 356.4156840073.

The spelling of 45276247 in words is "forty-five million, two hundred seventy-six thousand, two hundred forty-seven".