45280404 has 48 divisors (see below), whose sum is σ = 126427840. Its totient is φ = 13932000.

The previous prime is 45280393. The next prime is 45280423. The reversal of 45280404 is 40408254.

45280404 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 14722 + ... + 17529.

Almost surely, 2^45280404 is an apocalyptic number.

It is an amenable number.

45280404 is an abundant number, since it is smaller than the sum of its proper divisors (81147436).

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

45280404 is a wasteful number, since it uses less digits than its factorization.

45280404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32277 (or 32269 counting only the distinct ones).

The product of its (nonzero) digits is 5120, while the sum is 27.

The square root of 45280404 is about 6729.0715555714. The cubic root of 45280404 is about 356.4265916741.

Adding to 45280404 its reverse (40408254), we get a palindrome (85688658).

The spelling of 45280404 in words is "forty-five million, two hundred eighty thousand, four hundred four".