974545 has 32 divisors (see below), whose sum is σ = 1451520. Its totient is φ = 618240.

The previous prime is 974539. The next prime is 974551. The reversal of 974545 is 545479.

974545 = 89² + 90² + ... + 153².

It is an interprime number because it is at equal distance from previous prime (974539) and next prime (974551).

It is not a de Polignac number, because 974545 - 2³ = 974537 is a prime.

Its product of digits (25200) is a multiple of the sum of its prime divisors (105).

It is a self number, because there is not a number n which added to its sum of digits gives 974545.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 20712 + ... + 20758.

It is an arithmetic number, because the mean of its divisors is an integer number (45360).

2⁹⁷⁴⁵⁴⁵ is an apocalyptic number.

It is an amenable number.

974545 is a deficient number, since it is larger than the sum of its proper divisors (476975).

974545 is a wasteful number, since it uses less digits than its factorization.

974545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 105.

The product of its digits is 25200, while the sum is 34.

The square root of 974545 is about 987.1904578145. The cubic root of 974545 is about 99.1441969036.

The spelling of 974545 in words is "nine hundred seventy-four thousand, five hundred forty-five".