45452815 has 8 divisors (see below), whose sum is σ = 57751920. Its totient is φ = 34223232.

The previous prime is 45452801. The next prime is 45452819. The reversal of 45452815 is 51825454.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 45452815 - 2¹⁷ = 45321743 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45452819) 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, 267285 + ... + 267454.

It is an arithmetic number, because the mean of its divisors is an integer number (7218990).

Almost surely, 2^45452815 is an apocalyptic number.

45452815 is a deficient number, since it is larger than the sum of its proper divisors (12299105).

45452815 is a wasteful number, since it uses less digits than its factorization.

45452815 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 534761.

The product of its digits is 32000, while the sum is 34.

The square root of 45452815 is about 6741.8702894672. The cubic root of 45452815 is about 356.8783988500.

The spelling of 45452815 in words is "forty-five million, four hundred fifty-two thousand, eight hundred fifteen".