97490 has 8 divisors (see below), whose sum is σ = 175500. Its totient is φ = 38992.

The previous prime is 97463. The next prime is 97499. The reversal of 97490 is 9479.

It can be written as a sum of positive squares in 2 ways, for example, as 90601 + 6889 = 301^2 + 83^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an Ulam number.

It is a Curzon number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 97490.

It is not an unprimeable number, because it can be changed into a prime (97499) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4865 + ... + 4884.

2⁹⁷⁴⁹⁰ is an apocalyptic number.

97490 is a deficient number, since it is larger than the sum of its proper divisors (78010).

97490 is a wasteful number, since it uses less digits than its factorization.

97490 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9756.

The product of its (nonzero) digits is 2268, while the sum is 29.

The square root of 97490 is about 312.2338866939. The cubic root of 97490 is about 46.0242468265.

Subtracting from 97490 its sum of digits (29), we obtain a triangular number (97461 = T₄₄₁).

The spelling of 97490 in words is "ninety-seven thousand, four hundred ninety".