6401354 has 4 divisors (see below), whose sum is σ = 9602034. Its totient is φ = 3200676.

The previous prime is 6401341. The next prime is 6401357. The reversal of 6401354 is 4531046.

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., 6385729 + 15625 = 2527^2 + 125^2 .

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (6401357) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1600337 + ... + 1600340.

Almost surely, 2^6401354 is an apocalyptic number.

6401354 is a deficient number, since it is larger than the sum of its proper divisors (3200680).

6401354 is a wasteful number, since it uses less digits than its factorization.

6401354 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3200679.

The product of its (nonzero) digits is 1440, while the sum is 23.

The square root of 6401354 is about 2530.0897217293. The cubic root of 6401354 is about 185.6766455698.

The spelling of 6401354 in words is "six million, four hundred one thousand, three hundred fifty-four".