13402433 has 8 divisors (see below), whose sum is σ = 14657760. Its totient is φ = 12153280.

The previous prime is 13402427. The next prime is 13402453. The reversal of 13402433 is 33420431.

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

It is a cyclic number.

It is not a de Polignac number, because 13402433 - 2¹⁸ = 13140289 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13402423) 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, 3833 + ... + 6441.

It is an arithmetic number, because the mean of its divisors is an integer number (1832220).

Almost surely, 2^13402433 is an apocalyptic number.

It is an amenable number.

13402433 is a deficient number, since it is larger than the sum of its proper divisors (1255327).

13402433 is a wasteful number, since it uses less digits than its factorization.

13402433 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3087.

The product of its (nonzero) digits is 864, while the sum is 20.

The square root of 13402433 is about 3660.9333509366. The cubic root of 13402433 is about 237.5351482607.

Adding to 13402433 its reverse (33420431), we get a palindrome (46822864).

It can be divided in two parts, 1340 and 2433, that added together give a palindrome (3773).

The spelling of 13402433 in words is "thirteen million, four hundred two thousand, four hundred thirty-three".