90380366 has 8 divisors (see below), whose sum is σ = 135757704. Its totient is φ = 45127800.

The previous prime is 90380333. The next prime is 90380369. The reversal of 90380366 is 66308309.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×90380366² = 16337221116587912, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (90380369) 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, 29360 + ... + 32291.

It is an arithmetic number, because the mean of its divisors is an integer number (16969713).

Almost surely, 2^90380366 is an apocalyptic number.

90380366 is a deficient number, since it is larger than the sum of its proper divisors (45377338).

90380366 is a wasteful number, since it uses less digits than its factorization.

90380366 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62386.

The product of its (nonzero) digits is 23328, while the sum is 35.

The square root of 90380366 is about 9506.8588923997. The cubic root of 90380366 is about 448.7709110555.

The spelling of 90380366 in words is "ninety million, three hundred eighty thousand, three hundred sixty-six".