45114420 has 48 divisors (see below), whose sum is σ = 136039680. Its totient is φ = 11104896.

The previous prime is 45114403. The next prime is 45114427. The reversal of 45114420 is 2441154.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45114427) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 28140 + ... + 29699.

It is an arithmetic number, because the mean of its divisors is an integer number (2834160).

Almost surely, 2^45114420 is an apocalyptic number.

It is an amenable number.

45114420 is an abundant number, since it is smaller than the sum of its proper divisors (90925260).

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

45114420 is a wasteful number, since it uses less digits than its factorization.

45114420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57864 (or 57862 counting only the distinct ones).

The product of its (nonzero) digits is 640, while the sum is 21.

The square root of 45114420 is about 6716.7268814505. The cubic root of 45114420 is about 355.9905417678.

Adding to 45114420 its reverse (2441154), we get a palindrome (47555574).

The spelling of 45114420 in words is "forty-five million, one hundred fourteen thousand, four hundred twenty".