941798978 has 4 divisors (see below), whose sum is σ = 1412698470. Its totient is φ = 470899488.

The previous prime is 941798969. The next prime is 941798981. The reversal of 941798978 is 879897149.

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., 858314209 + 83484769 = 29297^2 + 9137^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 941798978.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 235449743 + ... + 235449746.

Almost surely, 2^941798978 is an apocalyptic number.

941798978 is a deficient number, since it is larger than the sum of its proper divisors (470899492).

941798978 is a wasteful number, since it uses less digits than its factorization.

941798978 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 470899491.

The product of its digits is 9144576, while the sum is 62.

The square root of 941798978 is about 30688.7435063738. The cubic root of 941798978 is about 980.2106232007.

The spelling of 941798978 in words is "nine hundred forty-one million, seven hundred ninety-eight thousand, nine hundred seventy-eight".