89791429 has 8 divisors (see below), whose sum is σ = 110512640. Its totient is φ = 71043696.

The previous prime is 89791421. The next prime is 89791441. The reversal of 89791429 is 92419798.

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

It is a cyclic number.

It is not a de Polignac number, because 89791429 - 2³ = 89791421 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (89791421) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 493269 + ... + 493450.

It is an arithmetic number, because the mean of its divisors is an integer number (13814080).

Almost surely, 2^89791429 is an apocalyptic number.

It is an amenable number.

89791429 is a deficient number, since it is larger than the sum of its proper divisors (20721211).

89791429 is a wasteful number, since it uses less digits than its factorization.

89791429 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 986739.

The product of its digits is 326592, while the sum is 49.

The square root of 89791429 is about 9475.8339474687. The cubic root of 89791429 is about 447.7940250130.

The spelling of 89791429 in words is "eighty-nine million, seven hundred ninety-one thousand, four hundred twenty-nine".