89942067 has 48 divisors (see below), whose sum is σ = 144568320. Its totient is φ = 53803440.

The previous prime is 89942063. The next prime is 89942077. The reversal of 89942067 is 76024998.

It is a happy number.

It is not a de Polignac number, because 89942067 - 2² = 89942063 is a prime.

It is not an unprimeable number, because it can be changed into a prime (89942063) 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 47 ways as a sum of consecutive naturals, for example, 1913638 + ... + 1913684.

It is an arithmetic number, because the mean of its divisors is an integer number (3011840).

Almost surely, 2^89942067 is an apocalyptic number.

89942067 is a deficient number, since it is larger than the sum of its proper divisors (54626253).

89942067 is a wasteful number, since it uses less digits than its factorization.

89942067 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 141 (or 100 counting only the distinct ones).

The product of its (nonzero) digits is 217728, while the sum is 45.

The square root of 89942067 is about 9483.7791517939. The cubic root of 89942067 is about 448.0442980086.

The spelling of 89942067 in words is "eighty-nine million, nine hundred forty-two thousand, sixty-seven".