97789484 has 18 divisors (see below), whose sum is σ = 185309460. Its totient is φ = 45133296.

The previous prime is 97789481. The next prime is 97789487. The reversal of 97789484 is 48498779.

It is an interprime number because it is at equal distance from previous prime (97789481) and next prime (97789487).

It is not an unprimeable number, because it can be changed into a prime (97789481) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 71654 + ... + 73005.

It is an arithmetic number, because the mean of its divisors is an integer number (10294970).

Almost surely, 2^97789484 is an apocalyptic number.

It is an amenable number.

97789484 is a deficient number, since it is larger than the sum of its proper divisors (87519976).

97789484 is a wasteful number, since it uses less digits than its factorization.

97789484 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 144689 (or 144674 counting only the distinct ones).

The product of its digits is 4064256, while the sum is 56.

The square root of 97789484 is about 9888.8565567511. The cubic root of 97789484 is about 460.7132664830.

The spelling of 97789484 in words is "ninety-seven million, seven hundred eighty-nine thousand, four hundred eighty-four".