90241525 has 48 divisors (see below), whose sum is σ = 131241600. Its totient is φ = 60825600.

The previous prime is 90241519. The next prime is 90241531. The reversal of 90241525 is 52514209.

It is an interprime number because it is at equal distance from previous prime (90241519) and next prime (90241531).

It is not a de Polignac number, because 90241525 - 2²¹ = 88144373 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 90241493 and 90241502.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 453376 + ... + 453574.

It is an arithmetic number, because the mean of its divisors is an integer number (2734200).

Almost surely, 2^90241525 is an apocalyptic number.

It is an amenable number.

90241525 is a deficient number, since it is larger than the sum of its proper divisors (41000075).

90241525 is a wasteful number, since it uses less digits than its factorization.

90241525 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 334 (or 329 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 28.

The square root of 90241525 is about 9499.5539368962. The cubic root of 90241525 is about 448.5409948413.

The spelling of 90241525 in words is "ninety million, two hundred forty-one thousand, five hundred twenty-five".