142626622 has 4 divisors (see below), whose sum is σ = 213939936. Its totient is φ = 71313310.

The previous prime is 142626607. The next prime is 142626637. The reversal of 142626622 is 226626241.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 226626241 = 97 ⋅2336353.

It is an interprime number because it is at equal distance from previous prime (142626607) and next prime (142626637).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35656654 + ... + 35656657.

It is an arithmetic number, because the mean of its divisors is an integer number (53484984).

Almost surely, 2^142626622 is an apocalyptic number.

142626622 is a deficient number, since it is larger than the sum of its proper divisors (71313314).

142626622 is an equidigital number, since it uses as much as digits as its factorization.

142626622 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71313313.

The product of its digits is 13824, while the sum is 31.

The square root of 142626622 is about 11942.6388206292. The cubic root of 142626622 is about 522.4766250999.

The spelling of 142626622 in words is "one hundred forty-two million, six hundred twenty-six thousand, six hundred twenty-two".