704000090 has 16 divisors (see below), whose sum is σ = 1341741672. Its totient is φ = 265035264.

The previous prime is 704000083. The next prime is 704000149. The reversal of 704000090 is 90000407.

704000090 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Cunningham number, because it is equal to 26533²+1.

It can be written as a sum of positive squares in 4 ways, for example, as 704000089 + 1 = 26533^2 + 1^2 .

It is a super-2 number, since 2×704000090² = 991232253440016200, which contains 22 as substring.

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, 2070419 + ... + 2070758.

Almost surely, 2^704000090 is an apocalyptic number.

704000090 is a deficient number, since it is larger than the sum of its proper divisors (637741582).

704000090 is a wasteful number, since it uses less digits than its factorization.

704000090 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4141201.

The product of its (nonzero) digits is 252, while the sum is 20.

The square root of 704000090 is about 26533.0000188445. Note that the first 4 decimals coincide. The cubic root of 704000090 is about 889.5920741365.

Adding to 704000090 its reverse (90000407), we get a palindrome (794000497).

The spelling of 704000090 in words is "seven hundred four million, ninety", and thus it is an aban number.