90335345 has 4 divisors (see below), whose sum is σ = 108402420. Its totient is φ = 72268272.

The previous prime is 90335339. The next prime is 90335347. The reversal of 90335345 is 54353309.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 54353309 = 139 ⋅391031.

It can be written as a sum of positive squares in 2 ways, for example, as 13667809 + 76667536 = 3697^2 + 8756^2 .

It is a cyclic number.

It is not a de Polignac number, because 90335345 - 2⁶ = 90335281 is a prime.

It is not an unprimeable number, because it can be changed into a prime (90335347) 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, 9033530 + ... + 9033539.

It is an arithmetic number, because the mean of its divisors is an integer number (27100605).

Almost surely, 2^90335345 is an apocalyptic number.

It is an amenable number.

90335345 is a deficient number, since it is larger than the sum of its proper divisors (18067075).

90335345 is a wasteful number, since it uses less digits than its factorization.

90335345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18067074.

The product of its (nonzero) digits is 24300, while the sum is 32.

The square root of 90335345 is about 9504.4907806784. The cubic root of 90335345 is about 448.6963835456.

The spelling of 90335345 in words is "ninety million, three hundred thirty-five thousand, three hundred forty-five".