13400462 has 4 divisors (see below), whose sum is σ = 20100696. Its totient is φ = 6700230.

The previous prime is 13400459. The next prime is 13400479. The reversal of 13400462 is 26400431.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a super-3 number, since 3×13400462³ (a number of 22 digits) contains 333 as substring.

It is a congruent number.

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 as a sum of consecutive naturals, namely, 3350114 + ... + 3350117.

It is an arithmetic number, because the mean of its divisors is an integer number (5025174).

Almost surely, 2^13400462 is an apocalyptic number.

13400462 is a deficient number, since it is larger than the sum of its proper divisors (6700234).

13400462 is an equidigital number, since it uses as much as digits as its factorization.

13400462 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6700233.

The product of its (nonzero) digits is 576, while the sum is 20.

The square root of 13400462 is about 3660.6641473918. The cubic root of 13400462 is about 237.5235034911.

Adding to 13400462 its reverse (26400431), we get a palindrome (39800893).

The spelling of 13400462 in words is "thirteen million, four hundred thousand, four hundred sixty-two".