2378242 has 4 divisors (see below), whose sum is σ = 3567366. Its totient is φ = 1189120.

The previous prime is 2378237. The next prime is 2378263. The reversal of 2378242 is 2428732.

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., 2337841 + 40401 = 1529^2 + 201^2 .

It is a d-powerful number, because it can be written as 2 + 3⁴ + 7⁵ + 8 + 2¹¹ + 4⁹ + 2²¹ .

It is a self number, because there is not a number n which added to its sum of digits gives 2378242.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 594559 + ... + 594562.

2^2378242 is an apocalyptic number.

2378242 is a deficient number, since it is larger than the sum of its proper divisors (1189124).

2378242 is a wasteful number, since it uses less digits than its factorization.

2378242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1189123.

The product of its digits is 5376, while the sum is 28.

The square root of 2378242 is about 1542.1549857261. The cubic root of 2378242 is about 133.4807633118.

The spelling of 2378242 in words is "two million, three hundred seventy-eight thousand, two hundred forty-two".