45122542 has 8 divisors (see below), whose sum is σ = 68316696. Its totient is φ = 22350312.

The previous prime is 45122537. The next prime is 45122563. The reversal of 45122542 is 24522154.

45122542 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 105213 + ... + 105640.

It is an arithmetic number, because the mean of its divisors is an integer number (8539587).

Almost surely, 2^45122542 is an apocalyptic number.

45122542 is a deficient number, since it is larger than the sum of its proper divisors (23194154).

45122542 is a wasteful number, since it uses less digits than its factorization.

45122542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 210962.

The product of its digits is 3200, while the sum is 25.

The square root of 45122542 is about 6717.3314642051. The cubic root of 45122542 is about 356.0119036124.

Adding to 45122542 its reverse (24522154), we get a palindrome (69644696).

The spelling of 45122542 in words is "forty-five million, one hundred twenty-two thousand, five hundred forty-two".