3400431231 has 8 divisors (see below), whose sum is σ = 4544144640. Its totient is φ = 2261835992.

The previous prime is 3400431211. The next prime is 3400431259. The reversal of 3400431231 is 1321340043.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 3400431231 - 2¹⁴ = 3400414847 is a prime.

It is a super-2 number, since 2×3400431231² = 23125865113520350722, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 3400431198 and 3400431207.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3400431211) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1277991 + ... + 1280648.

It is an arithmetic number, because the mean of its divisors is an integer number (568018080).

Almost surely, 2^3400431231 is an apocalyptic number.

3400431231 is a deficient number, since it is larger than the sum of its proper divisors (1143713409).

3400431231 is a wasteful number, since it uses less digits than its factorization.

3400431231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2559085.

The product of its (nonzero) digits is 864, while the sum is 21.

The square root of 3400431231 is about 58313.2166065293. The cubic root of 3400431231 is about 1503.7581660395.

Adding to 3400431231 its reverse (1321340043), we get a palindrome (4721771274).

The spelling of 3400431231 in words is "three billion, four hundred million, four hundred thirty-one thousand, two hundred thirty-one".