973429840 has 20 divisors (see below), whose sum is σ = 2263224564. Its totient is φ = 389371904.

The previous prime is 973429817. The next prime is 973429859. The reversal of 973429840 is 48924379.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 288456256 + 684973584 = 16984^2 + 26172^2 .

It is a tau number, because it is divible by the number of its divisors (20).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6083857 + ... + 6084016.

Almost surely, 2^973429840 is an apocalyptic number.

It is an amenable number.

973429840 is an abundant number, since it is smaller than the sum of its proper divisors (1289794724).

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

973429840 is a wasteful number, since it uses less digits than its factorization.

973429840 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12167886 (or 12167880 counting only the distinct ones).

The product of its (nonzero) digits is 435456, while the sum is 46.

The square root of 973429840 is about 31199.8371790623. The cubic root of 973429840 is about 991.0636597020.

The spelling of 973429840 in words is "nine hundred seventy-three million, four hundred twenty-nine thousand, eight hundred forty".