694094540 has 24 divisors (see below), whose sum is σ = 1479356592. Its totient is φ = 273493440.

The previous prime is 694094537. The next prime is 694094563. The reversal of 694094540 is 45490496.

694094540 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, 257651 + ... + 260330.

It is an arithmetic number, because the mean of its divisors is an integer number (61639858).

Almost surely, 2^694094540 is an apocalyptic number.

It is an amenable number.

694094540 is an abundant number, since it is smaller than the sum of its proper divisors (785262052).

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

694094540 is a wasteful number, since it uses less digits than its factorization.

694094540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 518057 (or 518055 counting only the distinct ones).

The product of its (nonzero) digits is 155520, while the sum is 41.

The square root of 694094540 is about 26345.6740281967. The cubic root of 694094540 is about 885.4000510826.

The spelling of 694094540 in words is "six hundred ninety-four million, ninety-four thousand, five hundred forty".