1022454542 has 8 divisors (see below), whose sum is σ = 1559676600. Its totient is φ = 502562344.

The previous prime is 1022454527. The next prime is 1022454547. The reversal of 1022454542 is 2454542201.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1022454547) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4332317 + ... + 4332552.

It is an arithmetic number, because the mean of its divisors is an integer number (194959575).

Almost surely, 2^1022454542 is an apocalyptic number.

1022454542 is a deficient number, since it is larger than the sum of its proper divisors (537222058).

1022454542 is an equidigital number, since it uses as much as digits as its factorization.

1022454542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8664930.

The product of its (nonzero) digits is 12800, while the sum is 29.

The square root of 1022454542 is about 31975.8431006909. The cubic root of 1022454542 is about 1007.4295129731.

Adding to 1022454542 its reverse (2454542201), we get a palindrome (3476996743).

The spelling of 1022454542 in words is "one billion, twenty-two million, four hundred fifty-four thousand, five hundred forty-two".