142226554 has 8 divisors (see below), whose sum is σ = 213654240. Its totient is φ = 71008476.

The previous prime is 142226551. The next prime is 142226597. The reversal of 142226554 is 455622241.

142226554 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 not an unprimeable number, because it can be changed into a prime (142226551) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 50694 + ... + 53425.

It is an arithmetic number, because the mean of its divisors is an integer number (26706780).

Almost surely, 2^142226554 is an apocalyptic number.

142226554 is a deficient number, since it is larger than the sum of its proper divisors (71427686).

142226554 is a wasteful number, since it uses less digits than its factorization.

142226554 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 104804.

The product of its digits is 19200, while the sum is 31.

The square root of 142226554 is about 11925.8774939205. The cubic root of 142226554 is about 521.9876515822.

Adding to 142226554 its reverse (455622241), we get a palindrome (597848795).

The spelling of 142226554 in words is "one hundred forty-two million, two hundred twenty-six thousand, five hundred fifty-four".