3401208723 has 18 divisors (see below), whose sum is σ = 4986320556. Its totient is φ = 2060665200.

The previous prime is 3401208719. The next prime is 3401208787. The reversal of 3401208723 is 3278021043.

It is not a de Polignac number, because 3401208723 - 2² = 3401208719 is a prime.

It is a super-2 number, since 2×3401208723² = 23136441554822581458, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (3401208823) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 1109613 + ... + 1112673.

Almost surely, 2^3401208723 is an apocalyptic number.

3401208723 is a gapful number since it is divisible by the number (33) formed by its first and last digit.

3401208723 is a deficient number, since it is larger than the sum of its proper divisors (1585111833).

3401208723 is an frugal number, since it uses more digits than its factorization.

3401208723 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6147 (or 3075 counting only the distinct ones).

The product of its (nonzero) digits is 8064, while the sum is 30.

The square root of 3401208723 is about 58319.8827416517. The cubic root of 3401208723 is about 1503.8727662934.

Adding to 3401208723 its reverse (3278021043), we get a palindrome (6679229766).

It can be divided in two parts, 340120 and 8723, that added together give a palindrome (348843).

The spelling of 3401208723 in words is "three billion, four hundred one million, two hundred eight thousand, seven hundred twenty-three".