45344547 has 12 divisors (see below), whose sum is σ = 65595504. Its totient is φ = 30184560.

The previous prime is 45344543. The next prime is 45344549. The reversal of 45344547 is 74544354.

It is not a de Polignac number, because 45344547 - 2² = 45344543 is a prime.

It is a super-2 number, since 2×45344547² = 4112255885270418, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (45344543) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3297 + ... + 10077.

It is an arithmetic number, because the mean of its divisors is an integer number (5466292).

Almost surely, 2^45344547 is an apocalyptic number.

45344547 is a deficient number, since it is larger than the sum of its proper divisors (20250957).

45344547 is a wasteful number, since it uses less digits than its factorization.

45344547 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7530 (or 7527 counting only the distinct ones).

The product of its digits is 134400, while the sum is 36.

The square root of 45344547 is about 6733.8359795885. The cubic root of 45344547 is about 356.5948137009.

The spelling of 45344547 in words is "forty-five million, three hundred forty-four thousand, five hundred forty-seven".