93434890 has 32 divisors (see below), whose sum is σ = 180539280. Its totient is φ = 34689024.

The previous prime is 93434881. The next prime is 93434927. The reversal of 93434890 is 9843439.

It can be written as a sum of positive squares in 8 ways, for example, as 48986001 + 44448889 = 6999^2 + 6667^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8646 + ... + 16174.

Almost surely, 2^93434890 is an apocalyptic number.

93434890 is a deficient number, since it is larger than the sum of its proper divisors (87104390).

93434890 is a wasteful number, since it uses less digits than its factorization.

93434890 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7626.

The product of its (nonzero) digits is 93312, while the sum is 40.

The square root of 93434890 is about 9666.1724586312. The cubic root of 93434890 is about 453.7706054537.

The spelling of 93434890 in words is "ninety-three million, four hundred thirty-four thousand, eight hundred ninety".