90253513 has 8 divisors (see below), whose sum is σ = 103218560. Its totient is φ = 77306400.

The previous prime is 90253507. The next prime is 90253519. The reversal of 90253513 is 31535209.

It is an interprime number because it is at equal distance from previous prime (90253507) and next prime (90253519).

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

It is a cyclic number.

It is not a de Polignac number, because 90253513 - 2¹³ = 90245321 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (90253519) by changing a digit.

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, 9028 + ... + 16186.

It is an arithmetic number, because the mean of its divisors is an integer number (12902320).

Almost surely, 2^90253513 is an apocalyptic number.

It is an amenable number.

90253513 is a deficient number, since it is larger than the sum of its proper divisors (12965047).

90253513 is a wasteful number, since it uses less digits than its factorization.

90253513 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8967.

The product of its (nonzero) digits is 4050, while the sum is 28.

The square root of 90253513 is about 9500.1848929376. The cubic root of 90253513 is about 448.5608558804.

The spelling of 90253513 in words is "ninety million, two hundred fifty-three thousand, five hundred thirteen".