426402814 has 4 divisors (see below), whose sum is σ = 639604224. Its totient is φ = 213201406.

The previous prime is 426402793. The next prime is 426402817. The reversal of 426402814 is 418204624.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (426402817) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106600702 + ... + 106600705.

It is an arithmetic number, because the mean of its divisors is an integer number (159901056).

Almost surely, 2^426402814 is an apocalyptic number.

426402814 is a deficient number, since it is larger than the sum of its proper divisors (213201410).

426402814 is a wasteful number, since it uses less digits than its factorization.

426402814 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 213201409.

The product of its (nonzero) digits is 12288, while the sum is 31.

The square root of 426402814 is about 20649.5233359029. The cubic root of 426402814 is about 752.6736068139.

It can be divided in two parts, 42640 and 2814, that added together give a palindrome (45454).

The spelling of 426402814 in words is "four hundred twenty-six million, four hundred two thousand, eight hundred fourteen".