90335042 has 48 divisors (see below), whose sum is σ = 167106240. Its totient is φ = 35864832.

The previous prime is 90335041. The next prime is 90335117. The reversal of 90335042 is 24053309.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (90335041) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 335684 + ... + 335952.

It is an arithmetic number, because the mean of its divisors is an integer number (3481380).

Almost surely, 2^90335042 is an apocalyptic number.

90335042 is a deficient number, since it is larger than the sum of its proper divisors (76771198).

90335042 is a wasteful number, since it uses less digits than its factorization.

90335042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 395 (or 378 counting only the distinct ones).

The product of its (nonzero) digits is 3240, while the sum is 26.

The square root of 90335042 is about 9504.4748408316. The cubic root of 90335042 is about 448.6958818773.

The spelling of 90335042 in words is "ninety million, three hundred thirty-five thousand, forty-two".