97489056 has 96 divisors (see below), whose sum is σ = 294174720. Its totient is φ = 27691776.

The previous prime is 97489037. The next prime is 97489109. The reversal of 97489056 is 65098479.

It is a tau number, because it is divible by the number of its divisors (96).

It is a super-2 number, since 2×97489056² = 19008232079542272, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a junction number, because it is equal to n+sod(n) for n = 97488996 and 97489014.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 160305 + ... + 160911.

It is an arithmetic number, because the mean of its divisors is an integer number (3064320).

Almost surely, 2^97489056 is an apocalyptic number.

97489056 is a gapful number since it is divisible by the number (96) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 97489056, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (147087360).

97489056 is an abundant number, since it is smaller than the sum of its proper divisors (196685664).

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

97489056 is a wasteful number, since it uses less digits than its factorization.

97489056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 866 (or 858 counting only the distinct ones).

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

The square root of 97489056 is about 9873.6546425323. The cubic root of 97489056 is about 460.2409827437.

The spelling of 97489056 in words is "ninety-seven million, four hundred eighty-nine thousand, fifty-six".