1342378 has 4 divisors (see below), whose sum is σ = 2013570. Its totient is φ = 671188.

The previous prime is 1342361. The next prime is 1342379. The reversal of 1342378 is 8732431.

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., 1014049 + 328329 = 1007^2 + 573^2 .

It is a d-powerful number, because it can be written as 1 + 3¹² + 4⁹ + 2⁵ + 3¹² + 7⁵ + 8³ .

It is not an unprimeable number, because it can be changed into a prime (1342379) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 335593 + ... + 335596.

2^1342378 is an apocalyptic number.

1342378 is a deficient number, since it is larger than the sum of its proper divisors (671192).

1342378 is an equidigital number, since it uses as much as digits as its factorization.

1342378 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 671191.

The product of its digits is 4032, while the sum is 28.

The square root of 1342378 is about 1158.6103745436. The cubic root of 1342378 is about 110.3125545907.

The spelling of 1342378 in words is "one million, three hundred forty-two thousand, three hundred seventy-eight".