1426394 has 8 divisors (see below), whose sum is σ = 2213460. Its totient is φ = 688576.

The previous prime is 1426393. The next prime is 1426427. The reversal of 1426394 is 4936241.

It can be written as a sum of positive squares in 2 ways, for example, as 1357225 + 69169 = 1165^2 + 263^2 .

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

It is a Harshad number since it is a multiple of its sum of digits (29).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1426393) 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, 12239 + ... + 12354.

2^1426394 is an apocalyptic number.

1426394 is a deficient number, since it is larger than the sum of its proper divisors (787066).

1426394 is a wasteful number, since it uses less digits than its factorization.

1426394 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24624.

The product of its digits is 5184, while the sum is 29.

The square root of 1426394 is about 1194.3173782542. The cubic root of 1426394 is about 112.5675380470.

The spelling of 1426394 in words is "one million, four hundred twenty-six thousand, three hundred ninety-four".