45704247 has 8 divisors (see below), whose sum is σ = 61042800. Its totient is φ = 30417600.

The previous prime is 45704237. The next prime is 45704273. The reversal of 45704247 is 74240754.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 45704247 - 2⁴ = 45704231 is a prime.

It is a Smith number, since the sum of its digits (33) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45704237) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10872 + ... + 14477.

It is an arithmetic number, because the mean of its divisors is an integer number (7630350).

Almost surely, 2^45704247 is an apocalyptic number.

45704247 is a deficient number, since it is larger than the sum of its proper divisors (15338553).

45704247 is a wasteful number, since it uses less digits than its factorization.

45704247 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25953.

The product of its (nonzero) digits is 31360, while the sum is 33.

The square root of 45704247 is about 6760.4916241350. The cubic root of 45704247 is about 357.5352389995.

The spelling of 45704247 in words is "forty-five million, seven hundred four thousand, two hundred forty-seven".