974405 has 8 divisors (see below), whose sum is σ = 1191672. Its totient is φ = 764608.

The previous prime is 974401. The next prime is 974411. The reversal of 974405 is 504479.

It can be written as a sum of positive squares in 4 ways, for example, as 306916 + 667489 = 554^2 + 817^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 974405 - 2² = 974401 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (974401) 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, 1574 + ... + 2103.

It is an arithmetic number, because the mean of its divisors is an integer number (148959).

2⁹⁷⁴⁴⁰⁵ is an apocalyptic number.

It is an amenable number.

974405 is a deficient number, since it is larger than the sum of its proper divisors (217267).

974405 is a wasteful number, since it uses less digits than its factorization.

974405 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3735.

The product of its (nonzero) digits is 5040, while the sum is 29.

The square root of 974405 is about 987.1195469648. The cubic root of 974405 is about 99.1394490974.

The spelling of 974405 in words is "nine hundred seventy-four thousand, four hundred five".