89403428 has 12 divisors (see below), whose sum is σ = 157688832. Its totient is φ = 44349480.

The previous prime is 89403409. The next prime is 89403449. The reversal of 89403428 is 82430498.

It is a junction number, because it is equal to n+sod(n) for n = 89403391 and 89403400.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 87488 + ... + 88503.

It is an arithmetic number, because the mean of its divisors is an integer number (13140736).

Almost surely, 2^89403428 is an apocalyptic number.

It is an amenable number.

89403428 is a deficient number, since it is larger than the sum of its proper divisors (68285404).

89403428 is a wasteful number, since it uses less digits than its factorization.

89403428 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 176122 (or 176120 counting only the distinct ones).

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

The square root of 89403428 is about 9455.3385978504. The cubic root of 89403428 is about 447.1481007420.

The spelling of 89403428 in words is "eighty-nine million, four hundred three thousand, four hundred twenty-eight".