90910342 has 16 divisors (see below), whose sum is σ = 140152320. Its totient is φ = 44202312.

The previous prime is 90910333. The next prime is 90910343. The reversal of 90910342 is 24301909.

It is a happy number.

It is a super-3 number, since 3×90910342³ (a number of 25 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 90910342.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (90910343) 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, 18343 + ... + 22765.

It is an arithmetic number, because the mean of its divisors is an integer number (8759520).

Almost surely, 2^90910342 is an apocalyptic number.

90910342 is a deficient number, since it is larger than the sum of its proper divisors (49241978).

90910342 is a wasteful number, since it uses less digits than its factorization.

90910342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4707.

The product of its (nonzero) digits is 1944, while the sum is 28.

The square root of 90910342 is about 9534.6914999910. The cubic root of 90910342 is about 449.6463756815.

The spelling of 90910342 in words is "ninety million, nine hundred ten thousand, three hundred forty-two".