89709546 has 16 divisors (see below), whose sum is σ = 179744544. Its totient is φ = 29848944.

The previous prime is 89709541. The next prime is 89709551. The reversal of 89709546 is 64590798.

It is an interprime number because it is at equal distance from previous prime (89709541) and next prime (89709551).

It is a super-2 number, since 2×89709546² = 16095605287052232, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 89709495 and 89709504.

It is not an unprimeable number, because it can be changed into a prime (89709541) 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, 9901 + ... + 16656.

It is an arithmetic number, because the mean of its divisors is an integer number (11234034).

Almost surely, 2^89709546 is an apocalyptic number.

89709546 is an abundant number, since it is smaller than the sum of its proper divisors (90034998).

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

89709546 is a wasteful number, since it uses less digits than its factorization.

89709546 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27125.

The product of its (nonzero) digits is 544320, while the sum is 48.

The square root of 89709546 is about 9471.5123396425. The cubic root of 89709546 is about 447.6578655080.

The spelling of 89709546 in words is "eighty-nine million, seven hundred nine thousand, five hundred forty-six".