45240530 has 8 divisors (see below), whose sum is σ = 81432972. Its totient is φ = 18096208.

The previous prime is 45240523. The next prime is 45240541. The reversal of 45240530 is 3504254.

45240530 is nontrivially palindromic in base 14.

It can be written as a sum of positive squares in 2 ways, for example, as 44262409 + 978121 = 6653^2 + 989^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 45240496 and 45240505.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2262017 + ... + 2262036.

Almost surely, 2^45240530 is an apocalyptic number.

45240530 is a deficient number, since it is larger than the sum of its proper divisors (36192442).

45240530 is a wasteful number, since it uses less digits than its factorization.

45240530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4524060.

The product of its (nonzero) digits is 2400, while the sum is 23.

The square root of 45240530 is about 6726.1080871482. The cubic root of 45240530 is about 356.3219376630.

Adding to 45240530 its reverse (3504254), we get a palindrome (48744784).

The spelling of 45240530 in words is "forty-five million, two hundred forty thousand, five hundred thirty".