3400378353 has 8 divisors (see below), whose sum is σ = 5037597600. Its totient is φ = 2266918884.

The previous prime is 3400378291. The next prime is 3400378367. The reversal of 3400378353 is 3538730043.

It is a happy number.

It is not a de Polignac number, because 3400378353 - 2¹³ = 3400370161 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (3400378393) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 62969943 + ... + 62969996.

It is an arithmetic number, because the mean of its divisors is an integer number (629699700).

Almost surely, 2^3400378353 is an apocalyptic number.

It is an amenable number.

3400378353 is a deficient number, since it is larger than the sum of its proper divisors (1637219247).

3400378353 is a wasteful number, since it uses less digits than its factorization.

3400378353 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 125939948 (or 125939942 counting only the distinct ones).

The product of its (nonzero) digits is 90720, while the sum is 36.

The square root of 3400378353 is about 58312.7632084092. The cubic root of 3400378353 is about 1503.7503713284.

The spelling of 3400378353 in words is "three billion, four hundred million, three hundred seventy-eight thousand, three hundred fifty-three".