974461440 has 160 divisors (see below), whose sum is σ = 3216508416. Its totient is φ = 251412480.

The previous prime is 974461427. The next prime is 974461441. The reversal of 974461440 is 44164479.

It is a tau number, because it is divible by the number of its divisors (160).

It is not an unprimeable number, because it can be changed into a prime (974461441) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 236034 + ... + 240126.

Almost surely, 2^974461440 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 974461440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1608254208).

974461440 is an abundant number, since it is smaller than the sum of its proper divisors (2242046976).

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

974461440 is a wasteful number, since it uses less digits than its factorization.

974461440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4150 (or 4134 counting only the distinct ones).

The product of its (nonzero) digits is 96768, while the sum is 39.

The square root of 974461440 is about 31216.3649389227. The cubic root of 974461440 is about 991.4136319626.

The spelling of 974461440 in words is "nine hundred seventy-four million, four hundred sixty-one thousand, four hundred forty".