90254211 has 16 divisors (see below), whose sum is σ = 123895200. Its totient is φ = 58399488.

The previous prime is 90254209. The next prime is 90254221. The reversal of 90254211 is 11245209.

It is not a de Polignac number, because 90254211 - 2¹ = 90254209 is a prime.

It is not an unprimeable number, because it can be changed into a prime (90254221) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 62445 + ... + 63873.

It is an arithmetic number, because the mean of its divisors is an integer number (7743450).

Almost surely, 2^90254211 is an apocalyptic number.

90254211 is a deficient number, since it is larger than the sum of its proper divisors (33640989).

90254211 is a wasteful number, since it uses less digits than its factorization.

90254211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2038.

The product of its (nonzero) digits is 720, while the sum is 24.

The square root of 90254211 is about 9500.2216289937. The cubic root of 90254211 is about 448.5620122331.

The spelling of 90254211 in words is "ninety million, two hundred fifty-four thousand, two hundred eleven".