142626241 has 4 divisors (see below), whose sum is σ = 144038484. Its totient is φ = 141214000.

The previous prime is 142626223. The next prime is 142626259.

142626241 is nontrivially palindromic in base 10.

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

It is an interprime number because it is at equal distance from previous prime (142626223) and next prime (142626259).

It can be written as a sum of positive squares in 2 ways, for example, as 72318016 + 70308225 = 8504^2 + 8385^2 .

It is a cyclic number.

It is not a de Polignac number, because 142626241 - 2⁹ = 142625729 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (142626041) 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, 705970 + ... + 706171.

It is an arithmetic number, because the mean of its divisors is an integer number (36009621).

Almost surely, 2^142626241 is an apocalyptic number.

It is an amenable number.

142626241 is a deficient number, since it is larger than the sum of its proper divisors (1412243).

142626241 is a wasteful number, since it uses less digits than its factorization.

142626241 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1412242.

The product of its digits is 4608, while the sum is 28.

The square root of 142626241 is about 11942.6228693700. The cubic root of 142626241 is about 522.4761598671.

It can be divided in two parts, 14262 and 6241, that added together give a triangular number (20503 = T₂₀₂).

The spelling of 142626241 in words is "one hundred forty-two million, six hundred twenty-six thousand, two hundred forty-one".