3400703778 has 16 divisors (see below), whose sum is σ = 7097121216. Its totient is φ = 1084282320.

The previous prime is 3400703737. The next prime is 3400703843. The reversal of 3400703778 is 8773070043.

3400703778 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12321253 + ... + 12321528.

It is an arithmetic number, because the mean of its divisors is an integer number (443570076).

Almost surely, 2^3400703778 is an apocalyptic number.

3400703778 is an abundant number, since it is smaller than the sum of its proper divisors (3696417438).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3400703778 is a wasteful number, since it uses less digits than its factorization.

3400703778 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24642809.

The product of its (nonzero) digits is 98784, while the sum is 39.

The square root of 3400703778 is about 58315.5534827545. The cubic root of 3400703778 is about 1503.7983407310.

The spelling of 3400703778 in words is "three billion, four hundred million, seven hundred three thousand, seven hundred seventy-eight".