4242726 has 16 divisors (see below), whose sum is σ = 9428400. Its totient is φ = 1414224.

The previous prime is 4242713. The next prime is 4242751. The reversal of 4242726 is 6272424.

It is a happy number.

It is a super-2 number, since 2×4242726² = 36001447822152, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 4242726.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 39231 + ... + 39338.

It is an arithmetic number, because the mean of its divisors is an integer number (589275).

Almost surely, 2^4242726 is an apocalyptic number.

4242726 is an abundant number, since it is smaller than the sum of its proper divisors (5185674).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4242726 is a wasteful number, since it uses less digits than its factorization.

4242726 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 78580 (or 78574 counting only the distinct ones).

The product of its digits is 5376, while the sum is 27.

The square root of 4242726 is about 2059.7878531538. The cubic root of 4242726 is about 161.8881257773. Note that the first 3 decimals are identical.

The spelling of 4242726 in words is "four million, two hundred forty-two thousand, seven hundred twenty-six".