2378826 has 12 divisors (see below), whose sum is σ = 5154162. Its totient is φ = 792936.

The previous prime is 2378807. The next prime is 2378843. The reversal of 2378826 is 6288732.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 1962801 + 416025 = 1401^2 + 645^2 .

It is a d-powerful number, because it can be written as 2¹⁰ + 3⁵ + 7³ + 8² + 8² + 2²¹ + 6⁷ .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 66061 + ... + 66096.

2^2378826 is an apocalyptic number.

2378826 is an abundant number, since it is smaller than the sum of its proper divisors (2775336).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2378826 is a wasteful number, since it uses less digits than its factorization.

2378826 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 132165 (or 132162 counting only the distinct ones).

The product of its digits is 32256, while the sum is 36.

The square root of 2378826 is about 1542.3443195344. The cubic root of 2378826 is about 133.4916882424.

The spelling of 2378826 in words is "two million, three hundred seventy-eight thousand, eight hundred twenty-six".