90963777 has 4 divisors (see below), whose sum is σ = 121285040. Its totient is φ = 60642516.

The previous prime is 90963739. The next prime is 90963799. The reversal of 90963777 is 77736909.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 77736909 = 3 ⋅25912303.

It is not a de Polignac number, because 90963777 - 2⁶ = 90963713 is a prime.

It is a super-2 number, since 2×90963777² = 16548817452211458, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (90963727) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15160627 + ... + 15160632.

It is an arithmetic number, because the mean of its divisors is an integer number (30321260).

Almost surely, 2^90963777 is an apocalyptic number.

It is an amenable number.

90963777 is a deficient number, since it is larger than the sum of its proper divisors (30321263).

90963777 is a wasteful number, since it uses less digits than its factorization.

90963777 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30321262.

The product of its (nonzero) digits is 500094, while the sum is 48.

The square root of 90963777 is about 9537.4932241129. The cubic root of 90963777 is about 449.7344556792.

The spelling of 90963777 in words is "ninety million, nine hundred sixty-three thousand, seven hundred seventy-seven".