2342378 has 4 divisors (see below), whose sum is σ = 3513570. Its totient is φ = 1171188.

The previous prime is 2342363. The next prime is 2342381. The reversal of 2342378 is 8732432.

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., 1923769 + 418609 = 1387^2 + 647^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 2342378.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 585593 + ... + 585596.

2^2342378 is an apocalyptic number.

2342378 is a deficient number, since it is larger than the sum of its proper divisors (1171192).

2342378 is a wasteful number, since it uses less digits than its factorization.

2342378 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1171191.

The product of its digits is 8064, while the sum is 29.

The square root of 2342378 is about 1530.4829303197. The cubic root of 2342378 is about 132.8063966653.

The spelling of 2342378 in words is "two million, three hundred forty-two thousand, three hundred seventy-eight".