978026 has 8 divisors (see below), whose sum is σ = 1676640. Its totient is φ = 419148.

The previous prime is 978017. The next prime is 978031. The reversal of 978026 is 620879.

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

It is a plaindrome in base 15.

It is a junction number, because it is equal to n+sod(n) for n = 977983 and 978001.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 34916 + ... + 34943.

It is an arithmetic number, because the mean of its divisors is an integer number (209580).

2⁹⁷⁸⁰²⁶ is an apocalyptic number.

978026 is a deficient number, since it is larger than the sum of its proper divisors (698614).

978026 is a wasteful number, since it uses less digits than its factorization.

978026 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 69868.

The product of its (nonzero) digits is 6048, while the sum is 32.

The square root of 978026 is about 988.9519705223. The cubic root of 978026 is about 99.2621017883.

The spelling of 978026 in words is "nine hundred seventy-eight thousand, twenty-six".