45424530 has 64 divisors (see below), whose sum is σ = 124433280. Its totient is φ = 11783232.

The previous prime is 45424523. The next prime is 45424549. The reversal of 45424530 is 3542454.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 45424494 and 45424503.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 7717 + ... + 12263.

It is an arithmetic number, because the mean of its divisors is an integer number (1944270).

Almost surely, 2^45424530 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 45424530, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (62216640).

45424530 is an abundant number, since it is smaller than the sum of its proper divisors (79008750).

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

45424530 is a wasteful number, since it uses less digits than its factorization.

45424530 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4600 (or 4594 counting only the distinct ones).

The product of its (nonzero) digits is 9600, while the sum is 27.

The square root of 45424530 is about 6739.7722513450. The cubic root of 45424530 is about 356.8043557637.

Adding to 45424530 its reverse (3542454), we get a palindrome (48966984).

It can be divided in two parts, 45424 and 530, that added together give a palindrome (45954).

The spelling of 45424530 in words is "forty-five million, four hundred twenty-four thousand, five hundred thirty".