89657842 has 4 divisors (see below), whose sum is σ = 134486766. Its totient is φ = 44828920.

The previous prime is 89657837. The next prime is 89657891. The reversal of 89657842 is 24875698.

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

It can be written as a sum of positive squares in only one way, i.e., 58844241 + 30813601 = 7671^2 + 5551^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22414459 + ... + 22414462.

Almost surely, 2^89657842 is an apocalyptic number.

89657842 is a deficient number, since it is larger than the sum of its proper divisors (44828924).

89657842 is a wasteful number, since it uses less digits than its factorization.

89657842 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44828923.

The product of its digits is 967680, while the sum is 49.

The square root of 89657842 is about 9468.7824982941. The cubic root of 89657842 is about 447.5718466044.

It can be divided in two parts, 8965 and 7842, that added together give a 5-th power (16807 = 7⁵).

The spelling of 89657842 in words is "eighty-nine million, six hundred fifty-seven thousand, eight hundred forty-two".