90367645 has 8 divisors (see below), whose sum is σ = 110279520. Its totient is φ = 71068560.

The previous prime is 90367619. The next prime is 90367679. The reversal of 90367645 is 54676309.

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

It is not a de Polignac number, because 90367645 - 2⁹ = 90367133 is a prime.

It is a super-2 number, since 2×90367645² = 16332622525692050, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 90367598 and 90367607.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 152871 + ... + 153460.

It is an arithmetic number, because the mean of its divisors is an integer number (13784940).

Almost surely, 2^90367645 is an apocalyptic number.

It is an amenable number.

90367645 is a deficient number, since it is larger than the sum of its proper divisors (19911875).

90367645 is a wasteful number, since it uses less digits than its factorization.

90367645 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 306395.

The product of its (nonzero) digits is 136080, while the sum is 40.

The square root of 90367645 is about 9506.1898255821. The cubic root of 90367645 is about 448.7498552928.

The spelling of 90367645 in words is "ninety million, three hundred sixty-seven thousand, six hundred forty-five".