426562 has 4 divisors (see below), whose sum is σ = 639846. Its totient is φ = 213280.

The previous prime is 426553. The next prime is 426563. The reversal of 426562 is 265624.

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., 251001 + 175561 = 501^2 + 419^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (426563) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106639 + ... + 106642.

2⁴²⁶⁵⁶² is an apocalyptic number.

426562 is a deficient number, since it is larger than the sum of its proper divisors (213284).

426562 is a wasteful number, since it uses less digits than its factorization.

426562 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 213283.

The product of its digits is 2880, while the sum is 25.

The square root of 426562 is about 653.1171411010. The cubic root of 426562 is about 75.2767258630.

The spelling of 426562 in words is "four hundred twenty-six thousand, five hundred sixty-two".