45242422 has 8 divisors (see below), whose sum is σ = 68382072. Its totient is φ = 22448400.

The previous prime is 45242413. The next prime is 45242437. The reversal of 45242422 is 22424254.

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 polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 86079 + ... + 86602.

It is an arithmetic number, because the mean of its divisors is an integer number (8547759).

Almost surely, 2^45242422 is an apocalyptic number.

45242422 is a deficient number, since it is larger than the sum of its proper divisors (23139650).

45242422 is a wasteful number, since it uses less digits than its factorization.

45242422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 172814.

The product of its digits is 5120, while the sum is 25.

The square root of 45242422 is about 6726.2487316483. The cubic root of 45242422 is about 356.3269048293.

Adding to 45242422 its reverse (22424254), we get a palindrome (67666676).

The spelling of 45242422 in words is "forty-five million, two hundred forty-two thousand, four hundred twenty-two".