90973345 has 8 divisors (see below), whose sum is σ = 109572480. Its totient is φ = 72509040.

The previous prime is 90973331. The next prime is 90973357. The reversal of 90973345 is 54337909.

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

It is not a de Polignac number, because 90973345 - 2⁷ = 90973217 is a prime.

It is a super-2 number, since 2×90973345² = 16552299000978050, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 90973298 and 90973307.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 32215 + ... + 34924.

It is an arithmetic number, because the mean of its divisors is an integer number (13696560).

Almost surely, 2^90973345 is an apocalyptic number.

It is an amenable number.

90973345 is a deficient number, since it is larger than the sum of its proper divisors (18599135).

90973345 is a wasteful number, since it uses less digits than its factorization.

90973345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67415.

The product of its (nonzero) digits is 102060, while the sum is 40.

The square root of 90973345 is about 9537.9948102313. The cubic root of 90973345 is about 449.7502235249.

The spelling of 90973345 in words is "ninety million, nine hundred seventy-three thousand, three hundred forty-five".