694097490 has 16 divisors (see below), whose sum is σ = 1665834048. Its totient is φ = 185092656.

The previous prime is 694097489. The next prime is 694097501. The reversal of 694097490 is 94790496.

694097490 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, 11568262 + ... + 11568321.

It is an arithmetic number, because the mean of its divisors is an integer number (104114628).

Almost surely, 2^694097490 is an apocalyptic number.

694097490 is an abundant number, since it is smaller than the sum of its proper divisors (971736558).

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

694097490 is a wasteful number, since it uses less digits than its factorization.

694097490 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23136593.

The product of its (nonzero) digits is 489888, while the sum is 48.

The square root of 694097490 is about 26345.7300145583. The cubic root of 694097490 is about 885.4013054393.

The spelling of 694097490 in words is "six hundred ninety-four million, ninety-seven thousand, four hundred ninety".