89070402 has 8 divisors (see below), whose sum is σ = 178140816. Its totient is φ = 29690132.

The previous prime is 89070391. The next prime is 89070407. The reversal of 89070402 is 20407098.

It is a sphenic number, since it is the product of 3 distinct primes.

89070402 is an admirable number.

It is a self number, because there is not a number n which added to its sum of digits gives 89070402.

It is not an unprimeable number, because it can be changed into a prime (89070407) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 7422528 + ... + 7422539.

It is an arithmetic number, because the mean of its divisors is an integer number (22267602).

Almost surely, 2^89070402 is an apocalyptic number.

89070402 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

89070402 is a wasteful number, since it uses less digits than its factorization.

89070402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14845072.

The product of its (nonzero) digits is 4032, while the sum is 30.

The square root of 89070402 is about 9437.7116929900. The cubic root of 89070402 is about 446.5922039927.

The spelling of 89070402 in words is "eighty-nine million, seventy thousand, four hundred two".