13249406 has 8 divisors (see below), whose sum is σ = 20125920. Its totient is φ = 6540768.

The previous prime is 13249393. The next prime is 13249421. The reversal of 13249406 is 60494231.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 41771 + ... + 42086.

It is an arithmetic number, because the mean of its divisors is an integer number (2515740).

Almost surely, 2^13249406 is an apocalyptic number.

13249406 is a deficient number, since it is larger than the sum of its proper divisors (6876514).

13249406 is an equidigital number, since it uses as much as digits as its factorization.

13249406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 83938.

The product of its (nonzero) digits is 5184, while the sum is 29.

The square root of 13249406 is about 3639.9733515508. The cubic root of 13249406 is about 236.6276384319.

The spelling of 13249406 in words is "thirteen million, two hundred forty-nine thousand, four hundred six".