90539495 has 4 divisors (see below), whose sum is σ = 108647400. Its totient is φ = 72431592.

The previous prime is 90539447. The next prime is 90539507. The reversal of 90539495 is 59493509.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 90539495 - 2¹⁰ = 90538471 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9053945 + ... + 9053954.

It is an arithmetic number, because the mean of its divisors is an integer number (27161850).

Almost surely, 2^90539495 is an apocalyptic number.

90539495 is a deficient number, since it is larger than the sum of its proper divisors (18107905).

90539495 is a wasteful number, since it uses less digits than its factorization.

90539495 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18107904.

The product of its (nonzero) digits is 218700, while the sum is 44.

The square root of 90539495 is about 9515.2243799082. The cubic root of 90539495 is about 449.0341341404.

The spelling of 90539495 in words is "ninety million, five hundred thirty-nine thousand, four hundred ninety-five".