90673654 has 8 divisors (see below), whose sum is σ = 136303128. Its totient is φ = 45239280.

The previous prime is 90673651. The next prime is 90673657. The reversal of 90673654 is 45637609.

It is an interprime number because it is at equal distance from previous prime (90673651) and next prime (90673657).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (90673651) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 47607 + ... + 49474.

It is an arithmetic number, because the mean of its divisors is an integer number (17037891).

Almost surely, 2^90673654 is an apocalyptic number.

90673654 is a deficient number, since it is larger than the sum of its proper divisors (45629474).

90673654 is a wasteful number, since it uses less digits than its factorization.

90673654 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 97550.

The product of its (nonzero) digits is 136080, while the sum is 40.

The square root of 90673654 is about 9522.2714727107. The cubic root of 90673654 is about 449.2558136034.

It can be divided in two parts, 9067 and 3654, that added together give a palindrome (12721).

The spelling of 90673654 in words is "ninety million, six hundred seventy-three thousand, six hundred fifty-four".