45306420 has 24 divisors (see below), whose sum is σ = 126858144. Its totient is φ = 12081696.

The previous prime is 45306419. The next prime is 45306433. The reversal of 45306420 is 2460354.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 377494 + ... + 377613.

It is an arithmetic number, because the mean of its divisors is an integer number (5285756).

Almost surely, 2^45306420 is an apocalyptic number.

It is an amenable number.

45306420 is an abundant number, since it is smaller than the sum of its proper divisors (81551724).

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

45306420 is a wasteful number, since it uses less digits than its factorization.

45306420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 755119 (or 755117 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 24.

The square root of 45306420 is about 6731.0043827055. The cubic root of 45306420 is about 356.4948406152.

Adding to 45306420 its reverse (2460354), we get a palindrome (47766774).

The spelling of 45306420 in words is "forty-five million, three hundred six thousand, four hundred twenty".