90608253 has 8 divisors (see below), whose sum is σ = 121384416. Its totient is φ = 60118800.

The previous prime is 90608233. The next prime is 90608261. The reversal of 90608253 is 35280609.

It is a happy number.

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

It is not a de Polignac number, because 90608253 - 2¹⁴ = 90591869 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (90608213) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 70938 + ... + 72203.

It is an arithmetic number, because the mean of its divisors is an integer number (15173052).

Almost surely, 2^90608253 is an apocalyptic number.

It is an amenable number.

90608253 is a deficient number, since it is larger than the sum of its proper divisors (30776163).

90608253 is a wasteful number, since it uses less digits than its factorization.

90608253 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 143355.

The product of its (nonzero) digits is 12960, while the sum is 33.

The square root of 90608253 is about 9518.8367461576. The cubic root of 90608253 is about 449.1477746999.

The spelling of 90608253 in words is "ninety million, six hundred eight thousand, two hundred fifty-three".