45314420 has 12 divisors (see below), whose sum is σ = 95160324. Its totient is φ = 18125760.

The previous prime is 45314413. The next prime is 45314441. The reversal of 45314420 is 2441354.

It can be written as a sum of positive squares in 2 ways, for example, as 19324816 + 25989604 = 4396^2 + 5098^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1132841 + ... + 1132880.

It is an arithmetic number, because the mean of its divisors is an integer number (7930027).

Almost surely, 2^45314420 is an apocalyptic number.

It is an amenable number.

45314420 is an abundant number, since it is smaller than the sum of its proper divisors (49845904).

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

45314420 is a wasteful number, since it uses less digits than its factorization.

45314420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2265730 (or 2265728 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 23.

The square root of 45314420 is about 6731.5986214272. The cubic root of 45314420 is about 356.5158221220.

Adding to 45314420 its reverse (2441354), we get a palindrome (47755774).

The spelling of 45314420 in words is "forty-five million, three hundred fourteen thousand, four hundred twenty".