980730536 has 8 divisors (see below), whose sum is σ = 1838869770. Its totient is φ = 490365264.

The previous prime is 980730533. The next prime is 980730551. The reversal of 980730536 is 635037089.

It can be written as a sum of positive squares in only one way, i.e., 979314436 + 1416100 = 31294^2 + 1190^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a junction number, because it is equal to n+sod(n) for n = 980730493 and 980730502.

It is not an unprimeable number, because it can be changed into a prime (980730533) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61295651 + ... + 61295666.

Almost surely, 2^980730536 is an apocalyptic number.

It is an amenable number.

980730536 is a deficient number, since it is larger than the sum of its proper divisors (858139234).

980730536 is a wasteful number, since it uses less digits than its factorization.

980730536 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 122591323 (or 122591319 counting only the distinct ones).

The product of its (nonzero) digits is 136080, while the sum is 41.

The square root of 980730536 is about 31316.6175695907. The cubic root of 980730536 is about 993.5351409964.

The spelling of 980730536 in words is "nine hundred eighty million, seven hundred thirty thousand, five hundred thirty-six".