45434242 has 32 divisors (see below), whose sum is σ = 82321920. Its totient is φ = 18392640.

The previous prime is 45434237. The next prime is 45434267. The reversal of 45434242 is 24243454.

It is a super-2 number, since 2×45434242² = 4128540692229128, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 45434242.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17892 + ... + 20272.

It is an arithmetic number, because the mean of its divisors is an integer number (2572560).

Almost surely, 2^45434242 is an apocalyptic number.

45434242 is a deficient number, since it is larger than the sum of its proper divisors (36887678).

45434242 is a wasteful number, since it uses less digits than its factorization.

45434242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2466.

The product of its digits is 15360, while the sum is 28.

The square root of 45434242 is about 6740.4927119610. The cubic root of 45434242 is about 356.8297828253.

Adding to 45434242 its reverse (24243454), we get a palindrome (69677696).

The spelling of 45434242 in words is "forty-five million, four hundred thirty-four thousand, two hundred forty-two".