45033420 has 48 divisors (see below), whose sum is σ = 132733440. Its totient is φ = 11376576.

The previous prime is 45033413. The next prime is 45033431. The reversal of 45033420 is 2433054.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18612 + ... + 20891.

It is an arithmetic number, because the mean of its divisors is an integer number (2765280).

Almost surely, 2^45033420 is an apocalyptic number.

It is an amenable number.

45033420 is an abundant number, since it is smaller than the sum of its proper divisors (87700020).

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

45033420 is a wasteful number, since it uses less digits than its factorization.

45033420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39534 (or 39532 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 21.

The square root of 45033420 is about 6710.6944499061. The cubic root of 45033420 is about 355.7773615298. Note that the first 3 decimals are identical.

Adding to 45033420 its reverse (2433054), we get a palindrome (47466474).

The spelling of 45033420 in words is "forty-five million, thirty-three thousand, four hundred twenty".