142946626 has 8 divisors (see below), whose sum is σ = 221813820. Its totient is φ = 69008688.

The previous prime is 142946621. The next prime is 142946641. The reversal of 142946626 is 626649241.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 140541025 + 2405601 = 11855^2 + 1551^2 .

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 (142946621) 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, 1232241 + ... + 1232356.

Almost surely, 2^142946626 is an apocalyptic number.

142946626 is a deficient number, since it is larger than the sum of its proper divisors (78867194).

142946626 is a wasteful number, since it uses less digits than its factorization.

142946626 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2464628.

The product of its digits is 124416, while the sum is 40.

The square root of 142946626 is about 11956.0288557698. The cubic root of 142946626 is about 522.8670845182.

The spelling of 142946626 in words is "one hundred forty-two million, nine hundred forty-six thousand, six hundred twenty-six".