45452547 has 18 divisors (see below), whose sum is σ = 76373388. Its totient is φ = 25972632.

The previous prime is 45452527. The next prime is 45452569. The reversal of 45452547 is 74525454.

It is a happy number.

It is not a de Polignac number, because 45452547 - 2⁸ = 45452291 is a prime.

It is an alternating number because its digits alternate between even and odd.

It is not an unprimeable number, because it can be changed into a prime (45452507) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 51093 + ... + 51974.

It is an arithmetic number, because the mean of its divisors is an integer number (4242966).

Almost surely, 2^45452547 is an apocalyptic number.

45452547 is a deficient number, since it is larger than the sum of its proper divisors (30920841).

45452547 is a wasteful number, since it uses less digits than its factorization.

45452547 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 103087 (or 103077 counting only the distinct ones).

The product of its digits is 112000, while the sum is 36.

The square root of 45452547 is about 6741.8504136476. The cubic root of 45452547 is about 356.8776974369.

The spelling of 45452547 in words is "forty-five million, four hundred fifty-two thousand, five hundred forty-seven".