45732247 has 4 divisors (see below), whose sum is σ = 49889736. Its totient is φ = 41574760.

The previous prime is 45732233. The next prime is 45732277. The reversal of 45732247 is 74223754.

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 45732247 - 2¹⁹ = 45207959 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 (45732277) 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, 2078728 + ... + 2078749.

It is an arithmetic number, because the mean of its divisors is an integer number (12472434).

Almost surely, 2^45732247 is an apocalyptic number.

45732247 is a deficient number, since it is larger than the sum of its proper divisors (4157489).

45732247 is a wasteful number, since it uses less digits than its factorization.

45732247 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4157488.

The product of its digits is 47040, while the sum is 34.

The square root of 45732247 is about 6762.5621623760. The cubic root of 45732247 is about 357.6082369059.

The spelling of 45732247 in words is "forty-five million, seven hundred thirty-two thousand, two hundred forty-seven".