622045542 has 8 divisors (see below), whose sum is σ = 1244091096. Its totient is φ = 207348512.

The previous prime is 622045469. The next prime is 622045559. The reversal of 622045542 is 245540226.

It is a happy number.

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

622045542 is an admirable number.

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, 51837123 + ... + 51837134.

It is an arithmetic number, because the mean of its divisors is an integer number (155511387).

Almost surely, 2^622045542 is an apocalyptic number.

622045542 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

622045542 is a wasteful number, since it uses less digits than its factorization.

622045542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 103674262.

The product of its (nonzero) digits is 19200, while the sum is 30.

The square root of 622045542 is about 24940.8408438850. The cubic root of 622045542 is about 853.6386310287.

Adding to 622045542 its reverse (245540226), we get a palindrome (867585768).

The spelling of 622045542 in words is "six hundred twenty-two million, forty-five thousand, five hundred forty-two".