45515342 has 4 divisors (see below), whose sum is σ = 68273016. Its totient is φ = 22757670.

The previous prime is 45515293. The next prime is 45515357. The reversal of 45515342 is 24351554.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11378834 + ... + 11378837.

It is an arithmetic number, because the mean of its divisors is an integer number (17068254).

Almost surely, 2^45515342 is an apocalyptic number.

45515342 is a deficient number, since it is larger than the sum of its proper divisors (22757674).

45515342 is a wasteful number, since it uses less digits than its factorization.

45515342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22757673.

The product of its digits is 12000, while the sum is 29.

The square root of 45515342 is about 6746.5059104695. The cubic root of 45515342 is about 357.0419700256.

Adding to 45515342 its reverse (24351554), we get a palindrome (69866896).

The spelling of 45515342 in words is "forty-five million, five hundred fifteen thousand, three hundred forty-two".