3400231 has 2 divisors, whose sum is σ = 3400232.
Its totient is φ = 3400230.
The previous prime is 3400223. The next prime is 3400247. The reversal of 3400231 is 1320043.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 3400231 - 23 = 3400223 is a prime.
It is a super-2 number, since 2×34002312 = 23123141706722, which contains 22 as substring.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (3400211) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1700115 + 1700116.
It is an arithmetic number, because the mean of its divisors is an integer number (1700116).
Almost surely, 23400231 is an apocalyptic number.
3400231 is a deficient number, since it is larger than the sum of its proper divisors (1).
3400231 is an equidigital number, since it uses as much as digits as its factorization.
3400231 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 72, while the sum is 13.
The square root of 3400231 is about 1843.9715290644.
The cubic root of 3400231 is about 150.3728649694.
Adding to 3400231 its reverse (1320043), we get a palindrome (4720274).
The spelling of 3400231 in words is "three million, four hundred thousand, two hundred thirty-one".