89429419 has 2 divisors, whose sum is σ = 89429420. Its totient is φ = 89429418.

The previous prime is 89429393. The next prime is 89429437. The reversal of 89429419 is 91492498.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 89429419 - 2⁵ = 89429387 is a prime.

It is a super-2 number, since 2×89429419² = 15995241965355122, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (89429479) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 44714709 + 44714710.

It is an arithmetic number, because the mean of its divisors is an integer number (44714710).

Almost surely, 2^89429419 is an apocalyptic number.

89429419 is a deficient number, since it is larger than the sum of its proper divisors (1).

89429419 is an equidigital number, since it uses as much as digits as its factorization.

89429419 is an evil number, because the sum of its binary digits is even.

The product of its digits is 186624, while the sum is 46.

The square root of 89429419 is about 9456.7129067134. The cubic root of 89429419 is about 447.1914275678.

The spelling of 89429419 in words is "eighty-nine million, four hundred twenty-nine thousand, four hundred nineteen".