97974 has 12 divisors (see below), whose sum is σ = 212316. Its totient is φ = 32652.

The previous prime is 97973. The next prime is 97987. The reversal of 97974 is 47979.

97974 = 155² + 156² + ... + 158².

97974 is an esthetic number in base 11, because in such base its adjacent digits differ by 1.

It is a plaindrome in base 5.

It is a nialpdrome in base 7.

It is a zygodrome in base 5.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 97974.

It is not an unprimeable number, because it can be changed into a prime (97973) 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, 2704 + ... + 2739.

It is an arithmetic number, because the mean of its divisors is an integer number (17693).

2⁹⁷⁹⁷⁴ is an apocalyptic number.

97974 is an abundant number, since it is smaller than the sum of its proper divisors (114342).

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

97974 is a wasteful number, since it uses less digits than its factorization.

97974 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5451 (or 5448 counting only the distinct ones).

The product of its digits is 15876, while the sum is 36.

The square root of 97974 is about 313.0079871185. The cubic root of 97974 is about 46.1002853034.

It can be divided in two parts, 9797 and 4, that added together give a square (9801 = 99²).

The spelling of 97974 in words is "ninety-seven thousand, nine hundred seventy-four".