89446142 has 4 divisors (see below), whose sum is σ = 134169216. Its totient is φ = 44723070.

The previous prime is 89446117. The next prime is 89446151. The reversal of 89446142 is 24164498.

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

It is a super-2 number, since 2×89446142² = 16001224637368328, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 89446096 and 89446105.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22361534 + ... + 22361537.

It is an arithmetic number, because the mean of its divisors is an integer number (33542304).

Almost surely, 2^89446142 is an apocalyptic number.

89446142 is a deficient number, since it is larger than the sum of its proper divisors (44723074).

89446142 is a wasteful number, since it uses less digits than its factorization.

89446142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44723073.

The product of its digits is 55296, while the sum is 38.

The square root of 89446142 is about 9457.5970521058. The cubic root of 89446142 is about 447.2193002605.

The spelling of 89446142 in words is "eighty-nine million, four hundred forty-six thousand, one hundred forty-two".