45454520 has 16 divisors (see below), whose sum is σ = 102272760. Its totient is φ = 18181792.

The previous prime is 45454501. The next prime is 45454523. The reversal of 45454520 is 2545454.

45454520 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×45454520² = 4132226776860800, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45454523) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 568142 + ... + 568221.

Almost surely, 2^45454520 is an apocalyptic number.

45454520 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

45454520 is an abundant number, since it is smaller than the sum of its proper divisors (56818240).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

45454520 is a wasteful number, since it uses less digits than its factorization.

45454520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1136374 (or 1136370 counting only the distinct ones).

The product of its (nonzero) digits is 16000, while the sum is 29.

The square root of 45454520 is about 6741.9967368725. The cubic root of 45454520 is about 356.8828611336.

Adding to 45454520 its reverse (2545454), we get a palindrome (47999974).

The spelling of 45454520 in words is "forty-five million, four hundred fifty-four thousand, five hundred twenty".