89478356 has 24 divisors (see below), whose sum is σ = 174798624. Its totient is φ = 39725280.

The previous prime is 89478287. The next prime is 89478373. The reversal of 89478356 is 65387498.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21755 + ... + 25538.

It is an arithmetic number, because the mean of its divisors is an integer number (7283276).

Almost surely, 2^89478356 is an apocalyptic number.

89478356 is a gapful number since it is divisible by the number (86) formed by its first and last digit.

It is an amenable number.

89478356 is a deficient number, since it is larger than the sum of its proper divisors (85320268).

89478356 is a wasteful number, since it uses less digits than its factorization.

89478356 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47351 (or 47349 counting only the distinct ones).

The product of its digits is 1451520, while the sum is 50.

The square root of 89478356 is about 9459.2999740996. The cubic root of 89478356 is about 447.2729824468.

The spelling of 89478356 in words is "eighty-nine million, four hundred seventy-eight thousand, three hundred fifty-six".