90335434 has 16 divisors (see below), whose sum is σ = 155115648. Its totient is φ = 38651472.

The previous prime is 90335419. The next prime is 90335437. The reversal of 90335434 is 43453309.

It is a junction number, because it is equal to n+sod(n) for n = 90335396 and 90335405.

It is not an unprimeable number, because it can be changed into a prime (90335437) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4072 + ... + 14044.

It is an arithmetic number, because the mean of its divisors is an integer number (9694728).

Almost surely, 2^90335434 is an apocalyptic number.

90335434 is a deficient number, since it is larger than the sum of its proper divisors (64780214).

90335434 is a wasteful number, since it uses less digits than its factorization.

90335434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10629.

The product of its (nonzero) digits is 19440, while the sum is 31.

The square root of 90335434 is about 9504.4954626745. The cubic root of 90335434 is about 448.6965309002.

The spelling of 90335434 in words is "ninety million, three hundred thirty-five thousand, four hundred thirty-four".