87089426 has 8 divisors (see below), whose sum is σ = 137509680. Its totient is φ = 41252868.

The previous prime is 87089423. The next prime is 87089459. The reversal of 87089426 is 62498078.

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 (87089423) 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, 1145876 + ... + 1145951.

It is an arithmetic number, because the mean of its divisors is an integer number (17188710).

Almost surely, 2^87089426 is an apocalyptic number.

87089426 is a deficient number, since it is larger than the sum of its proper divisors (50420254).

87089426 is a wasteful number, since it uses less digits than its factorization.

87089426 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2291848.

The product of its (nonzero) digits is 193536, while the sum is 44.

The square root of 87089426 is about 9332.1715586459. The cubic root of 87089426 is about 443.2565304358.

The spelling of 87089426 in words is "eighty-seven million, eighty-nine thousand, four hundred twenty-six".