3401923 has 6 divisors (see below), whose sum is σ = 3957396. Its totient is φ = 2915892.

The previous prime is 3401917. The next prime is 3401927. The reversal of 3401923 is 3291043.

It is a de Polignac number, because none of the positive numbers 2^k-3401923 is a prime.

It is a Duffinian number.

3401923 is a lucky number.

It is a junction number, because it is equal to n+sod(n) for n = 3401894 and 3401903.

It is not an unprimeable number, because it can be changed into a prime (3401927) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 34665 + ... + 34762.

It is an arithmetic number, because the mean of its divisors is an integer number (659566).

Almost surely, 2^3401923 is an apocalyptic number.

3401923 is a deficient number, since it is larger than the sum of its proper divisors (555473).

3401923 is an equidigital number, since it uses as much as digits as its factorization.

3401923 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 69441 (or 69434 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 22.

The square root of 3401923 is about 1844.4302643364. The cubic root of 3401923 is about 150.3978033433.

Adding to 3401923 its reverse (3291043), we get a palindrome (6692966).

The spelling of 3401923 in words is "three million, four hundred one thousand, nine hundred twenty-three".