978074 has 8 divisors (see below), whose sum is σ = 1491348. Its totient is φ = 480960.

The previous prime is 978073. The next prime is 978077. The reversal of 978074 is 470879.

It can be written as a sum of positive squares in 2 ways, for example, as 912025 + 66049 = 955^2 + 257^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a plaindrome in base 15.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 978074.

It is not an unprimeable number, because it can be changed into a prime (978071) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3887 + ... + 4130.

2⁹⁷⁸⁰⁷⁴ is an apocalyptic number.

978074 is a deficient number, since it is larger than the sum of its proper divisors (513274).

978074 is a wasteful number, since it uses less digits than its factorization.

978074 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8080.

The product of its (nonzero) digits is 14112, while the sum is 35.

The square root of 978074 is about 988.9762383394. The cubic root of 978074 is about 99.2637256385.

The spelling of 978074 in words is "nine hundred seventy-eight thousand, seventy-four".