7236426 has 8 divisors (see below), whose sum is σ = 14472864. Its totient is φ = 2412140.

The previous prime is 7236419. The next prime is 7236431. The reversal of 7236426 is 6246327.

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

7236426 is an admirable number.

It is a super-2 number, since 2×7236426² = 104731722506952, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 7236393 and 7236402.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 603030 + ... + 603041.

It is an arithmetic number, because the mean of its divisors is an integer number (1809108).

Almost surely, 2^7236426 is an apocalyptic number.

7236426 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

7236426 is a wasteful number, since it uses less digits than its factorization.

7236426 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1206076.

The product of its digits is 12096, while the sum is 30.

The square root of 7236426 is about 2690.0605941131. The cubic root of 7236426 is about 193.4229674210.

Subtracting from 7236426 its reverse (6246327), we obtain a palindrome (990099).

It can be divided in two parts, 72364 and 26, that added together give a triangular number (72390 = T₃₈₀).

The spelling of 7236426 in words is "seven million, two hundred thirty-six thousand, four hundred twenty-six".