142226054 has 4 divisors (see below), whose sum is σ = 213339084. Its totient is φ = 71113026.

The previous prime is 142226053. The next prime is 142226057. The reversal of 142226054 is 450622241.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (142226053) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35556512 + ... + 35556515.

It is an arithmetic number, because the mean of its divisors is an integer number (53334771).

Almost surely, 2^142226054 is an apocalyptic number.

142226054 is a deficient number, since it is larger than the sum of its proper divisors (71113030).

142226054 is an equidigital number, since it uses as much as digits as its factorization.

142226054 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71113029.

The product of its (nonzero) digits is 3840, while the sum is 26.

The square root of 142226054 is about 11925.8565310840. The cubic root of 142226054 is about 521.9870398959.

Adding to 142226054 its reverse (450622241), we get a palindrome (592848295).

The spelling of 142226054 in words is "one hundred forty-two million, two hundred twenty-six thousand, fifty-four".