90342003 has 4 divisors (see below), whose sum is σ = 120456008. Its totient is φ = 60228000.

The previous prime is 90341963. The next prime is 90342013. The reversal of 90342003 is 30024309.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 90342003 - 2⁸ = 90341747 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (90342013) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15056998 + ... + 15057003.

It is an arithmetic number, because the mean of its divisors is an integer number (30114002).

Almost surely, 2^90342003 is an apocalyptic number.

90342003 is a deficient number, since it is larger than the sum of its proper divisors (30114005).

90342003 is a wasteful number, since it uses less digits than its factorization.

90342003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30114004.

The product of its (nonzero) digits is 648, while the sum is 21.

The square root of 90342003 is about 9504.8410297069. The cubic root of 90342003 is about 448.7074067213.

The spelling of 90342003 in words is "ninety million, three hundred forty-two thousand, three".