2378422 has 8 divisors (see below), whose sum is σ = 3574872. Its totient is φ = 1186800.

The previous prime is 2378399. The next prime is 2378423. The reversal of 2378422 is 2248732.

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

It is an Ulam number.

It is a d-powerful number, because it can be written as 2⁶ + 3⁷ + 7⁵ + 8² + 4 + 2¹⁸ + 2²¹ .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2378423) 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, 522 + ... + 2242.

It is an arithmetic number, because the mean of its divisors is an integer number (446859).

2^2378422 is an apocalyptic number.

2378422 is a deficient number, since it is larger than the sum of its proper divisors (1196450).

2378422 is a wasteful number, since it uses less digits than its factorization.

2378422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2414.

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

The square root of 2378422 is about 1542.2133445150. The cubic root of 2378422 is about 133.4841307756.

The spelling of 2378422 in words is "two million, three hundred seventy-eight thousand, four hundred twenty-two".