974065538 has 4 divisors (see below), whose sum is σ = 1461098310. Its totient is φ = 487032768.

The previous prime is 974065487. The next prime is 974065549. The reversal of 974065538 is 835560479.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 797893009 + 176172529 = 28247^2 + 13273^2 .

It is a junction number, because it is equal to n+sod(n) for n = 974065492 and 974065501.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 243516383 + ... + 243516386.

Almost surely, 2^974065538 is an apocalyptic number.

974065538 is a deficient number, since it is larger than the sum of its proper divisors (487032772).

974065538 is a wasteful number, since it uses less digits than its factorization.

974065538 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 487032771.

The product of its (nonzero) digits is 907200, while the sum is 47.

The square root of 974065538 is about 31210.0230374795. The cubic root of 974065538 is about 991.2793506764.

The spelling of 974065538 in words is "nine hundred seventy-four million, sixty-five thousand, five hundred thirty-eight".