974443540 has 24 divisors (see below), whose sum is σ = 2338664832. Its totient is φ = 334094880.

The previous prime is 974443501. The next prime is 974443559. The reversal of 974443540 is 45344479.

It is a hoax number, since the sum of its digits (40) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 974443493 and 974443502.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3480016 + ... + 3480295.

It is an arithmetic number, because the mean of its divisors is an integer number (97444368).

Almost surely, 2^974443540 is an apocalyptic number.

It is an amenable number.

974443540 is an abundant number, since it is smaller than the sum of its proper divisors (1364221292).

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

974443540 is a wasteful number, since it uses less digits than its factorization.

974443540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6960327 (or 6960325 counting only the distinct ones).

The product of its (nonzero) digits is 241920, while the sum is 40.

The square root of 974443540 is about 31216.0782290153. The cubic root of 974443540 is about 991.4075614598.

The spelling of 974443540 in words is "nine hundred seventy-four million, four hundred forty-three thousand, five hundred forty".