980842 has 4 divisors (see below), whose sum is σ = 1471266. Its totient is φ = 490420.

The previous prime is 980831. The next prime is 980851. The reversal of 980842 is 248089.

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., 609961 + 370881 = 781^2 + 609^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 245209 + ... + 245212.

2⁹⁸⁰⁸⁴² is an apocalyptic number.

980842 is a deficient number, since it is larger than the sum of its proper divisors (490424).

980842 is a wasteful number, since it uses less digits than its factorization.

980842 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 490423.

The product of its (nonzero) digits is 4608, while the sum is 31.

The square root of 980842 is about 990.3746765745. The cubic root of 980842 is about 99.3572779336.

The spelling of 980842 in words is "nine hundred eighty thousand, eight hundred forty-two".