3400040407 has 4 divisors (see below), whose sum is σ = 3400858576. Its totient is φ = 3399222240.

The previous prime is 3400040393. The next prime is 3400040419. The reversal of 3400040407 is 7040400043.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 3400040407 - 2¹¹ = 3400038359 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3400040447) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 402819 + ... + 411172.

It is an arithmetic number, because the mean of its divisors is an integer number (850214644).

Almost surely, 2^3400040407 is an apocalyptic number.

3400040407 is a deficient number, since it is larger than the sum of its proper divisors (818169).

3400040407 is an equidigital number, since it uses as much as digits as its factorization.

3400040407 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 818168.

The product of its (nonzero) digits is 1344, while the sum is 22.

The square root of 3400040407 is about 58309.8654345901. The cubic root of 3400040407 is about 1503.7005530233.

The spelling of 3400040407 in words is "three billion, four hundred million, forty thousand, four hundred seven".