142822074 has 16 divisors (see below), whose sum is σ = 287356608. Its totient is φ = 47321952.

The previous prime is 142822063. The next prime is 142822103. The reversal of 142822074 is 470228241.

It is a super-2 number, since 2×142822074² = 40796289643322952, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 70267 + ... + 72270.

It is an arithmetic number, because the mean of its divisors is an integer number (17959788).

Almost surely, 2^142822074 is an apocalyptic number.

142822074 is an abundant number, since it is smaller than the sum of its proper divisors (144534534).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

142822074 is a wasteful number, since it uses less digits than its factorization.

142822074 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 142709.

The product of its (nonzero) digits is 7168, while the sum is 30.

The square root of 142822074 is about 11950.8189677528. The cubic root of 142822074 is about 522.7151791843.

The spelling of 142822074 in words is "one hundred forty-two million, eight hundred twenty-two thousand, seventy-four".