3400401 has 4 divisors (see below), whose sum is σ = 4533872. Its totient is φ = 2266932.

The previous prime is 3400399. The next prime is 3400409. The reversal of 3400401 is 1040043.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 3400401 - 2¹ = 3400399 is a prime.

It is a D-number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3400409) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 566731 + ... + 566736.

It is an arithmetic number, because the mean of its divisors is an integer number (1133468).

Almost surely, 2^3400401 is an apocalyptic number.

It is an amenable number.

3400401 is a deficient number, since it is larger than the sum of its proper divisors (1133471).

3400401 is a wasteful number, since it uses less digits than its factorization.

3400401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1133470.

The product of its (nonzero) digits is 48, while the sum is 12.

The square root of 3400401 is about 1844.0176246446. The cubic root of 3400401 is about 150.3753709718.

Adding to 3400401 its reverse (1040043), we get a palindrome (4440444).

The spelling of 3400401 in words is "three million, four hundred thousand, four hundred one".