974550 has 48 divisors (see below), whose sum is σ = 2477520. Its totient is φ = 253440.

The previous prime is 974539. The next prime is 974551. The reversal of 974550 is 55479.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (974551) by changing a digit.

974550 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 10906 + ... + 10994.

It is an arithmetic number, because the mean of its divisors is an integer number (51615).

2⁹⁷⁴⁵⁵⁰ is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 974550, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1238760).

974550 is an abundant number, since it is smaller than the sum of its proper divisors (1502970).

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

974550 is a wasteful number, since it uses less digits than its factorization.

974550 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 177 (or 172 counting only the distinct ones).

The product of its (nonzero) digits is 6300, while the sum is 30.

The square root of 974550 is about 987.1929902506. The cubic root of 974550 is about 99.1443664597.

The spelling of 974550 in words is "nine hundred seventy-four thousand, five hundred fifty".