13433642 has 4 divisors (see below), whose sum is σ = 20150466. Its totient is φ = 6716820.

The previous prime is 13433617. The next prime is 13433653. The reversal of 13433642 is 24633431.

It is a happy number.

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., 7678441 + 5755201 = 2771^2 + 2399^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3358409 + ... + 3358412.

Almost surely, 2^13433642 is an apocalyptic number.

13433642 is a deficient number, since it is larger than the sum of its proper divisors (6716824).

13433642 is an equidigital number, since it uses as much as digits as its factorization.

13433642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6716823.

The product of its digits is 5184, while the sum is 26.

The square root of 13433642 is about 3665.1933100452. The cubic root of 13433642 is about 237.7193806734.

The spelling of 13433642 in words is "thirteen million, four hundred thirty-three thousand, six hundred forty-two".