90203416 has 8 divisors (see below), whose sum is σ = 169131420. Its totient is φ = 45101704.

The previous prime is 90203413. The next prime is 90203419. The reversal of 90203416 is 61430209.

It is an interprime number because it is at equal distance from previous prime (90203413) and next prime (90203419).

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (90203413) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5637706 + ... + 5637721.

Almost surely, 2^90203416 is an apocalyptic number.

It is an amenable number.

90203416 is a deficient number, since it is larger than the sum of its proper divisors (78928004).

90203416 is a wasteful number, since it uses less digits than its factorization.

90203416 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11275433 (or 11275429 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 25.

The square root of 90203416 is about 9497.5478940619. The cubic root of 90203416 is about 448.4778463240.

The spelling of 90203416 in words is "ninety million, two hundred three thousand, four hundred sixteen".