33426131 has 8 divisors (see below), whose sum is σ = 35497440. Its totient is φ = 31366528.

The previous prime is 33426121. The next prime is 33426143. The reversal of 33426131 is 13162433.

33426131 = 108² + 109² + ... + 466².

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-33426131 is a prime.

It is a super-2 number, since 2×33426131² = 2234612467258322, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 33426097 and 33426106.

It is not an unprimeable number, because it can be changed into a prime (33426121) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3365 + ... + 8841.

It is an arithmetic number, because the mean of its divisors is an integer number (4437180).

Almost surely, 2^33426131 is an apocalyptic number.

33426131 is a deficient number, since it is larger than the sum of its proper divisors (2071309).

33426131 is a wasteful number, since it uses less digits than its factorization.

33426131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5853.

The product of its digits is 1296, while the sum is 23.

The square root of 33426131 is about 5781.5336200700. The cubic root of 33426131 is about 322.1281686959.

Adding to 33426131 its reverse (13162433), we get a palindrome (46588564).

The spelling of 33426131 in words is "thirty-three million, four hundred twenty-six thousand, one hundred thirty-one".