89406276 has 12 divisors (see below), whose sum is σ = 208614672. Its totient is φ = 29802088.

The previous prime is 89406271. The next prime is 89406287. The reversal of 89406276 is 67260498.

It is a tau number, because it is divible by the number of its divisors (12).

It is not an unprimeable number, because it can be changed into a prime (89406271) 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, 3725250 + ... + 3725273.

It is an arithmetic number, because the mean of its divisors is an integer number (17384556).

Almost surely, 2^89406276 is an apocalyptic number.

It is an amenable number.

89406276 is an abundant number, since it is smaller than the sum of its proper divisors (119208396).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

89406276 is a wasteful number, since it uses less digits than its factorization.

89406276 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7450530 (or 7450528 counting only the distinct ones).

The product of its (nonzero) digits is 145152, while the sum is 42.

The square root of 89406276 is about 9455.4891994016. The cubic root of 89406276 is about 447.1528487489.

The spelling of 89406276 in words is "eighty-nine million, four hundred six thousand, two hundred seventy-six".