90969527 has 8 divisors (see below), whose sum is σ = 100496640. Its totient is φ = 81651960.

The previous prime is 90969521. The next prime is 90969539. The reversal of 90969527 is 72596909.

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 90969527 - 2¹⁶ = 90903991 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (90969521) 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, 51473 + ... + 53210.

It is an arithmetic number, because the mean of its divisors is an integer number (12562080).

Almost surely, 2^90969527 is an apocalyptic number.

90969527 is a deficient number, since it is larger than the sum of its proper divisors (9527113).

90969527 is a wasteful number, since it uses less digits than its factorization.

90969527 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 104773.

The product of its (nonzero) digits is 306180, while the sum is 47.

The square root of 90969527 is about 9537.7946612411. The cubic root of 90969527 is about 449.7439316806.

The spelling of 90969527 in words is "ninety million, nine hundred sixty-nine thousand, five hundred twenty-seven".