970778 has 4 divisors (see below), whose sum is σ = 1456170. Its totient is φ = 485388.

The previous prime is 970777. The next prime is 970787. The reversal of 970778 is 877079.

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., 966289 + 4489 = 983^2 + 67^2 .

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (970777) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 242693 + ... + 242696.

2⁹⁷⁰⁷⁷⁸ is an apocalyptic number.

970778 is a deficient number, since it is larger than the sum of its proper divisors (485392).

970778 is a wasteful number, since it uses less digits than its factorization.

970778 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 485391.

The product of its (nonzero) digits is 24696, while the sum is 38.

The square root of 970778 is about 985.2806706721. The cubic root of 970778 is about 99.0162881747.

The spelling of 970778 in words is "nine hundred seventy thousand, seven hundred seventy-eight".