90963742 has 4 divisors (see below), whose sum is σ = 136445616. Its totient is φ = 45481870.

The previous prime is 90963739. The next prime is 90963799. The reversal of 90963742 is 24736909.

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

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a junction number, because it is equal to n+sod(n) for n = 90963695 and 90963704.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22740934 + ... + 22740937.

It is an arithmetic number, because the mean of its divisors is an integer number (34111404).

Almost surely, 2^90963742 is an apocalyptic number.

90963742 is a deficient number, since it is larger than the sum of its proper divisors (45481874).

90963742 is a wasteful number, since it uses less digits than its factorization.

90963742 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45481873.

The product of its (nonzero) digits is 81648, while the sum is 40.

The square root of 90963742 is about 9537.4913892491. The cubic root of 90963742 is about 449.7343979980.

The spelling of 90963742 in words is "ninety million, nine hundred sixty-three thousand, seven hundred forty-two".